Home / 1,164,817,143.18-1,607,482,468.26-636,206,066.52

Finding the Fourth Proportional to 1,164,817,143.18, 1,607,482,468.26 and 636,206,066.52

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Solution

The fourth proportional to 1,164,817,143.18, 1,607,482,468.26 and 636,206,066.52 is: 877,983,384.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,817,143.18 : 1,607,482,468.26 = 636,206,066.52 : x
  2. Step 2: Convert to fraction form
    1,164,817,143.18/1,607,482,468.26 = 636,206,066.52/x
  3. Step 3: Cross multiply
    1,164,817,143.18x = 1,607,482,468.26 × 636,206,066.52
  4. Step 4: Simplify right side
    1,164,817,143.18x = 1,022,690,098,131,555,328
  5. Step 5: Solve for x
    x = 1,022,690,098,131,555,328/1,164,817,143.18
  6. Step 6: Final answer
    x = 877,983,384.88

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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.