Home / 178,038,045.20-267,057,067.80-165,566,896.40

Finding the Fourth Proportional to 178,038,045.20, 267,057,067.80 and 165,566,896.40

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Solution

The fourth proportional to 178,038,045.20, 267,057,067.80 and 165,566,896.40 is: 248,350,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,038,045.20 : 267,057,067.80 = 165,566,896.40 : x
  2. Step 2: Convert to fraction form
    178,038,045.20/267,057,067.80 = 165,566,896.40/x
  3. Step 3: Cross multiply
    178,038,045.20x = 267,057,067.80 × 165,566,896.40
  4. Step 4: Simplify right side
    178,038,045.20x = 44,215,809,877,330,376
  5. Step 5: Solve for x
    x = 44,215,809,877,330,376/178,038,045.20
  6. Step 6: Final answer
    x = 248,350,344.60

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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.