Home / 91,773,305.10-137,659,957.65-40,601,004.30

Finding the Fourth Proportional to 91,773,305.10, 137,659,957.65 and 40,601,004.30

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Solution

The fourth proportional to 91,773,305.10, 137,659,957.65 and 40,601,004.30 is: 60,901,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773,305.10 : 137,659,957.65 = 40,601,004.30 : x
  2. Step 2: Convert to fraction form
    91,773,305.10/137,659,957.65 = 40,601,004.30/x
  3. Step 3: Cross multiply
    91,773,305.10x = 137,659,957.65 × 40,601,004.30
  4. Step 4: Simplify right side
    91,773,305.10x = 5,589,132,532,485,468
  5. Step 5: Solve for x
    x = 5,589,132,532,485,468/91,773,305.10
  6. Step 6: Final answer
    x = 60,901,506.45

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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.