Home / 254,156,723.10-381,235,084.65-243,395,042.85

Finding the Fourth Proportional to 254,156,723.10, 381,235,084.65 and 243,395,042.85

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Solution

The fourth proportional to 254,156,723.10, 381,235,084.65 and 243,395,042.85 is: 365,092,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,156,723.10 : 381,235,084.65 = 243,395,042.85 : x
  2. Step 2: Convert to fraction form
    254,156,723.10/381,235,084.65 = 243,395,042.85/x
  3. Step 3: Cross multiply
    254,156,723.10x = 381,235,084.65 × 243,395,042.85
  4. Step 4: Simplify right side
    254,156,723.10x = 92,790,729,764,310,112
  5. Step 5: Solve for x
    x = 92,790,729,764,310,112/254,156,723.10
  6. Step 6: Final answer
    x = 365,092,564.28

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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.