Home / 87,518,304.27-120,852,727.52-54,534,845.07

Finding the Fourth Proportional to 87,518,304.27, 120,852,727.52 and 54,534,845.07

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Solution

The fourth proportional to 87,518,304.27, 120,852,727.52 and 54,534,845.07 is: 75,306,358.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,518,304.27 : 120,852,727.52 = 54,534,845.07 : x
  2. Step 2: Convert to fraction form
    87,518,304.27/120,852,727.52 = 54,534,845.07/x
  3. Step 3: Cross multiply
    87,518,304.27x = 120,852,727.52 × 54,534,845.07
  4. Step 4: Simplify right side
    87,518,304.27x = 6,590,684,771,317,451
  5. Step 5: Solve for x
    x = 6,590,684,771,317,451/87,518,304.27
  6. Step 6: Final answer
    x = 75,306,358.21

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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.