Home / 178,331,291.80-267,496,937.70-157,286,228.20

Finding the Fourth Proportional to 178,331,291.80, 267,496,937.70 and 157,286,228.20

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Solution

The fourth proportional to 178,331,291.80, 267,496,937.70 and 157,286,228.20 is: 235,929,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,331,291.80 : 267,496,937.70 = 157,286,228.20 : x
  2. Step 2: Convert to fraction form
    178,331,291.80/267,496,937.70 = 157,286,228.20/x
  3. Step 3: Cross multiply
    178,331,291.80x = 267,496,937.70 × 157,286,228.20
  4. Step 4: Simplify right side
    178,331,291.80x = 42,073,584,385,883,376
  5. Step 5: Solve for x
    x = 42,073,584,385,883,376/178,331,291.80
  6. Step 6: Final answer
    x = 235,929,342.30

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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.