Home / 127,329,517.52-191,041,568.62-88,447,482.38

Finding the Fourth Proportional to 127,329,517.52, 191,041,568.62 and 88,447,482.38

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Solution

The fourth proportional to 127,329,517.52, 191,041,568.62 and 88,447,482.38 is: 132,704,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,329,517.52 : 191,041,568.62 = 88,447,482.38 : x
  2. Step 2: Convert to fraction form
    127,329,517.52/191,041,568.62 = 88,447,482.38/x
  3. Step 3: Cross multiply
    127,329,517.52x = 191,041,568.62 × 88,447,482.38
  4. Step 4: Simplify right side
    127,329,517.52x = 16,897,145,774,365,010
  5. Step 5: Solve for x
    x = 16,897,145,774,365,010/127,329,517.52
  6. Step 6: Final answer
    x = 132,704,074.46

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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.