Home / 49,374,532.80-68,144,928.48-29,527,001.28

Finding the Fourth Proportional to 49,374,532.80, 68,144,928.48 and 29,527,001.28

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Solution

The fourth proportional to 49,374,532.80, 68,144,928.48 and 29,527,001.28 is: 40,752,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,374,532.80 : 68,144,928.48 = 29,527,001.28 : x
  2. Step 2: Convert to fraction form
    49,374,532.80/68,144,928.48 = 29,527,001.28/x
  3. Step 3: Cross multiply
    49,374,532.80x = 68,144,928.48 × 29,527,001.28
  4. Step 4: Simplify right side
    49,374,532.80x = 2,012,115,390,454,468.75
  5. Step 5: Solve for x
    x = 2,012,115,390,454,468.75/49,374,532.80
  6. Step 6: Final answer
    x = 40,752,089.72

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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.