Home / 103,849,644.57-155,510,789.76-62,324,382.12

Finding the Fourth Proportional to 103,849,644.57, 155,510,789.76 and 62,324,382.12

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Solution

The fourth proportional to 103,849,644.57, 155,510,789.76 and 62,324,382.12 is: 93,328,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,849,644.57 : 155,510,789.76 = 62,324,382.12 : x
  2. Step 2: Convert to fraction form
    103,849,644.57/155,510,789.76 = 62,324,382.12/x
  3. Step 3: Cross multiply
    103,849,644.57x = 155,510,789.76 × 62,324,382.12
  4. Step 4: Simplify right side
    103,849,644.57x = 9,692,113,884,785,222
  5. Step 5: Solve for x
    x = 9,692,113,884,785,222/103,849,644.57
  6. Step 6: Final answer
    x = 93,328,329.86

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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.