Home / 91,773,307.10-137,659,960.65-40,601,006.30

Finding the Fourth Proportional to 91,773,307.10, 137,659,960.65 and 40,601,006.30

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Solution

The fourth proportional to 91,773,307.10, 137,659,960.65 and 40,601,006.30 is: 60,901,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773,307.10 : 137,659,960.65 = 40,601,006.30 : x
  2. Step 2: Convert to fraction form
    91,773,307.10/137,659,960.65 = 40,601,006.30/x
  3. Step 3: Cross multiply
    91,773,307.10x = 137,659,960.65 × 40,601,006.30
  4. Step 4: Simplify right side
    91,773,307.10x = 5,589,132,929,608,402
  5. Step 5: Solve for x
    x = 5,589,132,929,608,402/91,773,307.10
  6. Step 6: Final answer
    x = 60,901,509.45

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Similar ratio
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1.5x scale

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.