Home / 6,551,010,231.30-9,826,515,346.95-2,129,421,111.30

Finding the Fourth Proportional to 6,551,010,231.30, 9,826,515,346.95 and 2,129,421,111.30

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Solution

The fourth proportional to 6,551,010,231.30, 9,826,515,346.95 and 2,129,421,111.30 is: 3,194,131,666.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,010,231.30 : 9,826,515,346.95 = 2,129,421,111.30 : x
  2. Step 2: Convert to fraction form
    6,551,010,231.30/9,826,515,346.95 = 2,129,421,111.30/x
  3. Step 3: Cross multiply
    6,551,010,231.30x = 9,826,515,346.95 × 2,129,421,111.30
  4. Step 4: Simplify right side
    6,551,010,231.30x = 20,924,789,230,308,773,888
  5. Step 5: Solve for x
    x = 20,924,789,230,308,773,888/6,551,010,231.30
  6. Step 6: Final answer
    x = 3,194,131,666.95

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Half scale
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Double scale
Find fourth proportional to 6,551,010,232.30, 9,826,515,348.45 and 2,129,421,112.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.