Home / 178,176,644.10-267,264,966.15-156,635,568.90

Finding the Fourth Proportional to 178,176,644.10, 267,264,966.15 and 156,635,568.90

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Solution

The fourth proportional to 178,176,644.10, 267,264,966.15 and 156,635,568.90 is: 234,953,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,176,644.10 : 267,264,966.15 = 156,635,568.90 : x
  2. Step 2: Convert to fraction form
    178,176,644.10/267,264,966.15 = 156,635,568.90/x
  3. Step 3: Cross multiply
    178,176,644.10x = 267,264,966.15 × 156,635,568.90
  4. Step 4: Simplify right side
    178,176,644.10x = 41,863,200,019,944,496
  5. Step 5: Solve for x
    x = 41,863,200,019,944,496/178,176,644.10
  6. Step 6: Final answer
    x = 234,953,353.35

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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.