Home / 101,122,891.26-139,509,882.28-58,729,233.72

Finding the Fourth Proportional to 101,122,891.26, 139,509,882.28 and 58,729,233.72

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Solution

The fourth proportional to 101,122,891.26, 139,509,882.28 and 58,729,233.72 is: 81,023,281.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,122,891.26 : 139,509,882.28 = 58,729,233.72 : x
  2. Step 2: Convert to fraction form
    101,122,891.26/139,509,882.28 = 58,729,233.72/x
  3. Step 3: Cross multiply
    101,122,891.26x = 139,509,882.28 × 58,729,233.72
  4. Step 4: Simplify right side
    101,122,891.26x = 8,193,308,482,671,806
  5. Step 5: Solve for x
    x = 8,193,308,482,671,806/101,122,891.26
  6. Step 6: Final answer
    x = 81,023,281.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.