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Finding the Fourth Proportional to 363,754,342.66, 546,019,932.39 and 156,595,287.94

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Solution

The fourth proportional to 363,754,342.66, 546,019,932.39 and 156,595,287.94 is: 235,060,145.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,754,342.66 : 546,019,932.39 = 156,595,287.94 : x
  2. Step 2: Convert to fraction form
    363,754,342.66/546,019,932.39 = 156,595,287.94/x
  3. Step 3: Cross multiply
    363,754,342.66x = 546,019,932.39 × 156,595,287.94
  4. Step 4: Simplify right side
    363,754,342.66x = 85,504,148,533,591,376
  5. Step 5: Solve for x
    x = 85,504,148,533,591,376/363,754,342.66
  6. Step 6: Final answer
    x = 235,060,145.01

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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.