Home / 437,179,973.40-655,350,056.10-252,758,136.60

Finding the Fourth Proportional to 437,179,973.40, 655,350,056.10 and 252,758,136.60

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Solution

The fourth proportional to 437,179,973.40, 655,350,056.10 and 252,758,136.60 is: 378,894,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,179,973.40 : 655,350,056.10 = 252,758,136.60 : x
  2. Step 2: Convert to fraction form
    437,179,973.40/655,350,056.10 = 252,758,136.60/x
  3. Step 3: Cross multiply
    437,179,973.40x = 655,350,056.10 × 252,758,136.60
  4. Step 4: Simplify right side
    437,179,973.40x = 165,645,059,000,541,472
  5. Step 5: Solve for x
    x = 165,645,059,000,541,472/437,179,973.40
  6. Step 6: Final answer
    x = 378,894,434.97

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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.