Home / 539,317,436.28-744,046,301.69-313,217,931.15

Finding the Fourth Proportional to 539,317,436.28, 744,046,301.69 and 313,217,931.15

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Solution

The fourth proportional to 539,317,436.28, 744,046,301.69 and 313,217,931.15 is: 432,117,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,317,436.28 : 744,046,301.69 = 313,217,931.15 : x
  2. Step 2: Convert to fraction form
    539,317,436.28/744,046,301.69 = 313,217,931.15/x
  3. Step 3: Cross multiply
    539,317,436.28x = 744,046,301.69 × 313,217,931.15
  4. Step 4: Simplify right side
    539,317,436.28x = 233,048,643,293,584,416
  5. Step 5: Solve for x
    x = 233,048,643,293,584,416/539,317,436.28
  6. Step 6: Final answer
    x = 432,117,761.48

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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.