Home / 132,284,888.87-198,414,502.89-40,169,424.52

Finding the Fourth Proportional to 132,284,888.87, 198,414,502.89 and 40,169,424.52

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Solution

The fourth proportional to 132,284,888.87, 198,414,502.89 and 40,169,424.52 is: 60,250,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284,888.87 : 198,414,502.89 = 40,169,424.52 : x
  2. Step 2: Convert to fraction form
    132,284,888.87/198,414,502.89 = 40,169,424.52/x
  3. Step 3: Cross multiply
    132,284,888.87x = 198,414,502.89 × 40,169,424.52
  4. Step 4: Simplify right side
    132,284,888.87x = 7,970,196,397,513,177
  5. Step 5: Solve for x
    x = 7,970,196,397,513,177/132,284,888.87
  6. Step 6: Final answer
    x = 60,250,240.72

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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.