Home / 116,732,017.98-161,087,375.07-63,806,350.86

Finding the Fourth Proportional to 116,732,017.98, 161,087,375.07 and 63,806,350.86

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Solution

The fourth proportional to 116,732,017.98, 161,087,375.07 and 63,806,350.86 is: 88,051,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,732,017.98 : 161,087,375.07 = 63,806,350.86 : x
  2. Step 2: Convert to fraction form
    116,732,017.98/161,087,375.07 = 63,806,350.86/x
  3. Step 3: Cross multiply
    116,732,017.98x = 161,087,375.07 × 63,806,350.86
  4. Step 4: Simplify right side
    116,732,017.98x = 10,278,397,572,832,836
  5. Step 5: Solve for x
    x = 10,278,397,572,832,836/116,732,017.98
  6. Step 6: Final answer
    x = 88,051,228.37

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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.