Home / 539,483,398.10-809,225,097.15-403,434,502.10

Finding the Fourth Proportional to 539,483,398.10, 809,225,097.15 and 403,434,502.10

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Solution

The fourth proportional to 539,483,398.10, 809,225,097.15 and 403,434,502.10 is: 605,151,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,483,398.10 : 809,225,097.15 = 403,434,502.10 : x
  2. Step 2: Convert to fraction form
    539,483,398.10/809,225,097.15 = 403,434,502.10/x
  3. Step 3: Cross multiply
    539,483,398.10x = 809,225,097.15 × 403,434,502.10
  4. Step 4: Simplify right side
    539,483,398.10x = 326,469,324,155,534,400
  5. Step 5: Solve for x
    x = 326,469,324,155,534,400/539,483,398.10
  6. Step 6: Final answer
    x = 605,151,753.15

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Double scale
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Similar ratio
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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.