Home / 127,745,479-176,288,761.02-69,798,727

Finding the Fourth Proportional to 127,745,479, 176,288,761.02 and 69,798,727

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Solution

The fourth proportional to 127,745,479, 176,288,761.02 and 69,798,727 is: 96,322,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,745,479 : 176,288,761.02 = 69,798,727 : x
  2. Step 2: Convert to fraction form
    127,745,479/176,288,761.02 = 69,798,727/x
  3. Step 3: Cross multiply
    127,745,479x = 176,288,761.02 × 69,798,727
  4. Step 4: Simplify right side
    127,745,479x = 12,304,731,103,603,222
  5. Step 5: Solve for x
    x = 12,304,731,103,603,222/127,745,479
  6. Step 6: Final answer
    x = 96,322,243.26

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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.