Home / 101,840,426.48-140,542,830.60-62,704,781.84

Finding the Fourth Proportional to 101,840,426.48, 140,542,830.60 and 62,704,781.84

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Solution

The fourth proportional to 101,840,426.48, 140,542,830.60 and 62,704,781.84 is: 86,534,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,840,426.48 : 140,542,830.60 = 62,704,781.84 : x
  2. Step 2: Convert to fraction form
    101,840,426.48/140,542,830.60 = 62,704,781.84/x
  3. Step 3: Cross multiply
    101,840,426.48x = 140,542,830.60 × 62,704,781.84
  4. Step 4: Simplify right side
    101,840,426.48x = 8,812,707,531,949,076
  5. Step 5: Solve for x
    x = 8,812,707,531,949,076/101,840,426.48
  6. Step 6: Final answer
    x = 86,534,471.98

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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.