Home / 49,908,044.80-74,862,067.20-42,601,715.20

Finding the Fourth Proportional to 49,908,044.80, 74,862,067.20 and 42,601,715.20

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Solution

The fourth proportional to 49,908,044.80, 74,862,067.20 and 42,601,715.20 is: 63,902,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,908,044.80 : 74,862,067.20 = 42,601,715.20 : x
  2. Step 2: Convert to fraction form
    49,908,044.80/74,862,067.20 = 42,601,715.20/x
  3. Step 3: Cross multiply
    49,908,044.80x = 74,862,067.20 × 42,601,715.20
  4. Step 4: Simplify right side
    49,908,044.80x = 3,189,252,466,137,662
  5. Step 5: Solve for x
    x = 3,189,252,466,137,662/49,908,044.80
  6. Step 6: Final answer
    x = 63,902,572.80

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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.