Home / 252,820,276.20-379,230,414.30-129,827,114.10

Finding the Fourth Proportional to 252,820,276.20, 379,230,414.30 and 129,827,114.10

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Solution

The fourth proportional to 252,820,276.20, 379,230,414.30 and 129,827,114.10 is: 194,740,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,820,276.20 : 379,230,414.30 = 129,827,114.10 : x
  2. Step 2: Convert to fraction form
    252,820,276.20/379,230,414.30 = 129,827,114.10/x
  3. Step 3: Cross multiply
    252,820,276.20x = 379,230,414.30 × 129,827,114.10
  4. Step 4: Simplify right side
    252,820,276.20x = 49,234,390,267,516,368
  5. Step 5: Solve for x
    x = 49,234,390,267,516,368/252,820,276.20
  6. Step 6: Final answer
    x = 194,740,671.15

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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.