Home / 201,472,793.20-302,059,890.60-136,614,732.40

Finding the Fourth Proportional to 201,472,793.20, 302,059,890.60 and 136,614,732.40

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Solution

The fourth proportional to 201,472,793.20, 302,059,890.60 and 136,614,732.40 is: 204,820,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,472,793.20 : 302,059,890.60 = 136,614,732.40 : x
  2. Step 2: Convert to fraction form
    201,472,793.20/302,059,890.60 = 136,614,732.40/x
  3. Step 3: Cross multiply
    201,472,793.20x = 302,059,890.60 × 136,614,732.40
  4. Step 4: Simplify right side
    201,472,793.20x = 41,265,831,123,092,280
  5. Step 5: Solve for x
    x = 41,265,831,123,092,280/201,472,793.20
  6. Step 6: Final answer
    x = 204,820,861.75

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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.