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Finding the Fourth Proportional to 178,073,781.60, 267,110,672.40 and 160,500,799.20

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Solution

The fourth proportional to 178,073,781.60, 267,110,672.40 and 160,500,799.20 is: 240,751,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,073,781.60 : 267,110,672.40 = 160,500,799.20 : x
  2. Step 2: Convert to fraction form
    178,073,781.60/267,110,672.40 = 160,500,799.20/x
  3. Step 3: Cross multiply
    178,073,781.60x = 267,110,672.40 × 160,500,799.20
  4. Step 4: Simplify right side
    178,073,781.60x = 42,871,476,395,049,376
  5. Step 5: Solve for x
    x = 42,871,476,395,049,376/178,073,781.60
  6. Step 6: Final answer
    x = 240,751,198.80

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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.