Home / 132,380,545.66-198,509,457.27-49,360,007.04

Finding the Fourth Proportional to 132,380,545.66, 198,509,457.27 and 49,360,007.04

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Solution

The fourth proportional to 132,380,545.66, 198,509,457.27 and 49,360,007.04 is: 74,017,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,380,545.66 : 198,509,457.27 = 49,360,007.04 : x
  2. Step 2: Convert to fraction form
    132,380,545.66/198,509,457.27 = 49,360,007.04/x
  3. Step 3: Cross multiply
    132,380,545.66x = 198,509,457.27 × 49,360,007.04
  4. Step 4: Simplify right side
    132,380,545.66x = 9,798,428,207,794,470
  5. Step 5: Solve for x
    x = 9,798,428,207,794,470/132,380,545.66
  6. Step 6: Final answer
    x = 74,017,131.13

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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.