Home / 6,459,337,115.56-8,913,889,124.58-3,489,114,678.76

Finding the Fourth Proportional to 6,459,337,115.56, 8,913,889,124.58 and 3,489,114,678.76

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Solution

The fourth proportional to 6,459,337,115.56, 8,913,889,124.58 and 3,489,114,678.76 is: 4,814,980,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,337,115.56 : 8,913,889,124.58 = 3,489,114,678.76 : x
  2. Step 2: Convert to fraction form
    6,459,337,115.56/8,913,889,124.58 = 3,489,114,678.76/x
  3. Step 3: Cross multiply
    6,459,337,115.56x = 8,913,889,124.58 × 3,489,114,678.76
  4. Step 4: Simplify right side
    6,459,337,115.56x = 31,101,581,389,411,205,120
  5. Step 5: Solve for x
    x = 31,101,581,389,411,205,120/6,459,337,115.56
  6. Step 6: Final answer
    x = 4,814,980,366.10

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Find fourth proportional to 3,229,668,557.78, 4,456,944,562.29 and 1,744,557,339.38
Half scale
Find fourth proportional to 12,918,674,231.12, 17,827,778,249.16 and 6,978,229,357.52
Double scale
Find fourth proportional to 6,459,337,116.56, 8,913,889,125.96 and 3,489,114,679.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.