Home / 106,542,723.47-147,053,527.80-62,503,869.92

Finding the Fourth Proportional to 106,542,723.47, 147,053,527.80 and 62,503,869.92

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Solution

The fourth proportional to 106,542,723.47, 147,053,527.80 and 62,503,869.92 is: 86,269,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,542,723.47 : 147,053,527.80 = 62,503,869.92 : x
  2. Step 2: Convert to fraction form
    106,542,723.47/147,053,527.80 = 62,503,869.92/x
  3. Step 3: Cross multiply
    106,542,723.47x = 147,053,527.80 × 62,503,869.92
  4. Step 4: Simplify right side
    106,542,723.47x = 9,191,414,572,888,304
  5. Step 5: Solve for x
    x = 9,191,414,572,888,304/106,542,723.47
  6. Step 6: Final answer
    x = 86,269,754.27

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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.