Home / 127,697,757.45-176,222,902.23-68,960,417.76

Finding the Fourth Proportional to 127,697,757.45, 176,222,902.23 and 68,960,417.76

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Solution

The fourth proportional to 127,697,757.45, 176,222,902.23 and 68,960,417.76 is: 95,165,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,697,757.45 : 176,222,902.23 = 68,960,417.76 : x
  2. Step 2: Convert to fraction form
    127,697,757.45/176,222,902.23 = 68,960,417.76/x
  3. Step 3: Cross multiply
    127,697,757.45x = 176,222,902.23 × 68,960,417.76
  4. Step 4: Simplify right side
    127,697,757.45x = 12,152,404,957,231,604
  5. Step 5: Solve for x
    x = 12,152,404,957,231,604/127,697,757.45
  6. Step 6: Final answer
    x = 95,165,374.87

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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.