Home / 257,799,759.76-386,695,845.15-63,711,164.26

Finding the Fourth Proportional to 257,799,759.76, 386,695,845.15 and 63,711,164.26

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Solution

The fourth proportional to 257,799,759.76, 386,695,845.15 and 63,711,164.26 is: 95,565,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,799,759.76 : 386,695,845.15 = 63,711,164.26 : x
  2. Step 2: Convert to fraction form
    257,799,759.76/386,695,845.15 = 63,711,164.26/x
  3. Step 3: Cross multiply
    257,799,759.76x = 386,695,845.15 × 63,711,164.26
  4. Step 4: Simplify right side
    257,799,759.76x = 24,636,842,509,011,172
  5. Step 5: Solve for x
    x = 24,636,842,509,011,172/257,799,759.76
  6. Step 6: Final answer
    x = 95,565,808.64

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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.