Home / 136,123,721.10-204,185,581.65-49,870,846.80

Finding the Fourth Proportional to 136,123,721.10, 204,185,581.65 and 49,870,846.80

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Solution

The fourth proportional to 136,123,721.10, 204,185,581.65 and 49,870,846.80 is: 74,806,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,123,721.10 : 204,185,581.65 = 49,870,846.80 : x
  2. Step 2: Convert to fraction form
    136,123,721.10/204,185,581.65 = 49,870,846.80/x
  3. Step 3: Cross multiply
    136,123,721.10x = 204,185,581.65 × 49,870,846.80
  4. Step 4: Simplify right side
    136,123,721.10x = 10,182,907,861,236,040
  5. Step 5: Solve for x
    x = 10,182,907,861,236,040/136,123,721.10
  6. Step 6: Final answer
    x = 74,806,270.20

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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.