Home / 336,992,767.30-505,545,138.15-132,527,512.90

Finding the Fourth Proportional to 336,992,767.30, 505,545,138.15 and 132,527,512.90

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Solution

The fourth proportional to 336,992,767.30, 505,545,138.15 and 132,527,512.90 is: 198,813,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,992,767.30 : 505,545,138.15 = 132,527,512.90 : x
  2. Step 2: Convert to fraction form
    336,992,767.30/505,545,138.15 = 132,527,512.90/x
  3. Step 3: Cross multiply
    336,992,767.30x = 505,545,138.15 × 132,527,512.90
  4. Step 4: Simplify right side
    336,992,767.30x = 66,998,639,817,706,408
  5. Step 5: Solve for x
    x = 66,998,639,817,706,408/336,992,767.30
  6. Step 6: Final answer
    x = 198,813,287.16

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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.