Home / 354,096,000.40-531,144,000.60-238,454,438.80

Finding the Fourth Proportional to 354,096,000.40, 531,144,000.60 and 238,454,438.80

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Solution

The fourth proportional to 354,096,000.40, 531,144,000.60 and 238,454,438.80 is: 357,681,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,096,000.40 : 531,144,000.60 = 238,454,438.80 : x
  2. Step 2: Convert to fraction form
    354,096,000.40/531,144,000.60 = 238,454,438.80/x
  3. Step 3: Cross multiply
    354,096,000.40x = 531,144,000.60 × 238,454,438.80
  4. Step 4: Simplify right side
    354,096,000.40x = 126,653,644,585,059,872
  5. Step 5: Solve for x
    x = 126,653,644,585,059,872/354,096,000.40
  6. Step 6: Final answer
    x = 357,681,658.20

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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.