Home / 133,627,276.80-200,440,915.20-123,941,764.58

Finding the Fourth Proportional to 133,627,276.80, 200,440,915.20 and 123,941,764.58

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Solution

The fourth proportional to 133,627,276.80, 200,440,915.20 and 123,941,764.58 is: 185,912,646.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,627,276.80 : 200,440,915.20 = 123,941,764.58 : x
  2. Step 2: Convert to fraction form
    133,627,276.80/200,440,915.20 = 123,941,764.58/x
  3. Step 3: Cross multiply
    133,627,276.80x = 200,440,915.20 × 123,941,764.58
  4. Step 4: Simplify right side
    133,627,276.80x = 24,843,000,722,915,940
  5. Step 5: Solve for x
    x = 24,843,000,722,915,940/133,627,276.80
  6. Step 6: Final answer
    x = 185,912,646.86

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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.