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Finding the Fourth Proportional to 633,072,604.60, 949,608,906.90 and 524,233,487.80

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Solution

The fourth proportional to 633,072,604.60, 949,608,906.90 and 524,233,487.80 is: 786,350,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,072,604.60 : 949,608,906.90 = 524,233,487.80 : x
  2. Step 2: Convert to fraction form
    633,072,604.60/949,608,906.90 = 524,233,487.80/x
  3. Step 3: Cross multiply
    633,072,604.60x = 949,608,906.90 × 524,233,487.80
  4. Step 4: Simplify right side
    633,072,604.60x = 497,816,789,310,132,480
  5. Step 5: Solve for x
    x = 497,816,789,310,132,480/633,072,604.60
  6. Step 6: Final answer
    x = 786,350,231.70

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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.