Home / 178,284,923.90-267,427,385.85-162,979,423.10

Finding the Fourth Proportional to 178,284,923.90, 267,427,385.85 and 162,979,423.10

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Solution

The fourth proportional to 178,284,923.90, 267,427,385.85 and 162,979,423.10 is: 244,469,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,284,923.90 : 267,427,385.85 = 162,979,423.10 : x
  2. Step 2: Convert to fraction form
    178,284,923.90/267,427,385.85 = 162,979,423.10/x
  3. Step 3: Cross multiply
    178,284,923.90x = 267,427,385.85 × 162,979,423.10
  4. Step 4: Simplify right side
    178,284,923.90x = 43,585,161,066,974,104
  5. Step 5: Solve for x
    x = 43,585,161,066,974,104/178,284,923.90
  6. Step 6: Final answer
    x = 244,469,134.65

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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.