Home / 127,866,002,229.44-176,443,012,709.58-76,414,318,719.92

Finding the Fourth Proportional to 127,866,002,229.44, 176,443,012,709.58 and 76,414,318,719.92

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Solution

The fourth proportional to 127,866,002,229.44, 176,443,012,709.58 and 76,414,318,719.92 is: 105,444,546,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,866,002,229.44 : 176,443,012,709.58 = 76,414,318,719.92 : x
  2. Step 2: Convert to fraction form
    127,866,002,229.44/176,443,012,709.58 = 76,414,318,719.92/x
  3. Step 3: Cross multiply
    127,866,002,229.44x = 176,443,012,709.58 × 76,414,318,719.92
  4. Step 4: Simplify right side
    127,866,002,229.44x = 13,482,772,609,092,739,399,680
  5. Step 5: Solve for x
    x = 13,482,772,609,092,739,399,680/127,866,002,229.44
  6. Step 6: Final answer
    x = 105,444,546,431.50

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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.