Home / 311,053,917.40-466,580,876.10-242,525,584.60

Finding the Fourth Proportional to 311,053,917.40, 466,580,876.10 and 242,525,584.60

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Solution

The fourth proportional to 311,053,917.40, 466,580,876.10 and 242,525,584.60 is: 363,788,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,053,917.40 : 466,580,876.10 = 242,525,584.60 : x
  2. Step 2: Convert to fraction form
    311,053,917.40/466,580,876.10 = 242,525,584.60/x
  3. Step 3: Cross multiply
    311,053,917.40x = 466,580,876.10 × 242,525,584.60
  4. Step 4: Simplify right side
    311,053,917.40x = 113,157,799,739,332,672
  5. Step 5: Solve for x
    x = 113,157,799,739,332,672/311,053,917.40
  6. Step 6: Final answer
    x = 363,788,376.90

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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.