Home / 382,696,768.46-574,136,591.16-123,912,273.36

Finding the Fourth Proportional to 382,696,768.46, 574,136,591.16 and 123,912,273.36

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Solution

The fourth proportional to 382,696,768.46, 574,136,591.16 and 123,912,273.36 is: 185,898,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,696,768.46 : 574,136,591.16 = 123,912,273.36 : x
  2. Step 2: Convert to fraction form
    382,696,768.46/574,136,591.16 = 123,912,273.36/x
  3. Step 3: Cross multiply
    382,696,768.46x = 574,136,591.16 × 123,912,273.36
  4. Step 4: Simplify right side
    382,696,768.46x = 71,142,570,229,796,472
  5. Step 5: Solve for x
    x = 71,142,570,229,796,472/382,696,768.46
  6. Step 6: Final answer
    x = 185,898,016.64

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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.