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Finding the Fourth Proportional to 496,368,401.70, 744,552,602.55 and 132,862,757.70

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Solution

The fourth proportional to 496,368,401.70, 744,552,602.55 and 132,862,757.70 is: 199,294,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,368,401.70 : 744,552,602.55 = 132,862,757.70 : x
  2. Step 2: Convert to fraction form
    496,368,401.70/744,552,602.55 = 132,862,757.70/x
  3. Step 3: Cross multiply
    496,368,401.70x = 744,552,602.55 × 132,862,757.70
  4. Step 4: Simplify right side
    496,368,401.70x = 98,923,312,027,505,056
  5. Step 5: Solve for x
    x = 98,923,312,027,505,056/496,368,401.70
  6. Step 6: Final answer
    x = 199,294,136.55

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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.