Home / 114,998,909.04-158,712,410.88-65,451,330

Finding the Fourth Proportional to 114,998,909.04, 158,712,410.88 and 65,451,330

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Solution

The fourth proportional to 114,998,909.04, 158,712,410.88 and 65,451,330 is: 90,330,755.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,998,909.04 : 158,712,410.88 = 65,451,330 : x
  2. Step 2: Convert to fraction form
    114,998,909.04/158,712,410.88 = 65,451,330/x
  3. Step 3: Cross multiply
    114,998,909.04x = 158,712,410.88 × 65,451,330
  4. Step 4: Simplify right side
    114,998,909.04x = 10,387,938,379,602,470
  5. Step 5: Solve for x
    x = 10,387,938,379,602,470/114,998,909.04
  6. Step 6: Final answer
    x = 90,330,755.89

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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.