Home / 173,868,006.90-260,802,010.35-112,646,003.70

Finding the Fourth Proportional to 173,868,006.90, 260,802,010.35 and 112,646,003.70

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Solution

The fourth proportional to 173,868,006.90, 260,802,010.35 and 112,646,003.70 is: 168,969,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,006.90 : 260,802,010.35 = 112,646,003.70 : x
  2. Step 2: Convert to fraction form
    173,868,006.90/260,802,010.35 = 112,646,003.70/x
  3. Step 3: Cross multiply
    173,868,006.90x = 260,802,010.35 × 112,646,003.70
  4. Step 4: Simplify right side
    173,868,006.90x = 29,378,304,222,853,540
  5. Step 5: Solve for x
    x = 29,378,304,222,853,540/173,868,006.90
  6. Step 6: Final answer
    x = 168,969,005.55

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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.