Home / 3,934,841,039.60-5,430,067,451.60-2,150,693,459.19

Finding the Fourth Proportional to 3,934,841,039.60, 5,430,067,451.60 and 2,150,693,459.19

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Solution

The fourth proportional to 3,934,841,039.60, 5,430,067,451.60 and 2,150,693,459.19 is: 2,967,949,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,841,039.60 : 5,430,067,451.60 = 2,150,693,459.19 : x
  2. Step 2: Convert to fraction form
    3,934,841,039.60/5,430,067,451.60 = 2,150,693,459.19/x
  3. Step 3: Cross multiply
    3,934,841,039.60x = 5,430,067,451.60 × 2,150,693,459.19
  4. Step 4: Simplify right side
    3,934,841,039.60x = 11,678,410,551,105,880,064
  5. Step 5: Solve for x
    x = 11,678,410,551,105,880,064/3,934,841,039.60
  6. Step 6: Final answer
    x = 2,967,949,768.13

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Double scale
Find fourth proportional to 3,934,841,040.60, 5,430,067,452.98 and 2,150,693,460.19
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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.