Home / 127,140,154.88-175,442,674.17-76,923,083.30

Finding the Fourth Proportional to 127,140,154.88, 175,442,674.17 and 76,923,083.30

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Solution

The fourth proportional to 127,140,154.88, 175,442,674.17 and 76,923,083.30 is: 106,147,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,140,154.88 : 175,442,674.17 = 76,923,083.30 : x
  2. Step 2: Convert to fraction form
    127,140,154.88/175,442,674.17 = 76,923,083.30/x
  3. Step 3: Cross multiply
    127,140,154.88x = 175,442,674.17 × 76,923,083.30
  4. Step 4: Simplify right side
    127,140,154.88x = 13,495,591,438,964,918
  5. Step 5: Solve for x
    x = 13,495,591,438,964,918/127,140,154.88
  6. Step 6: Final answer
    x = 106,147,357.24

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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.