Home / 175,581,728.36-263,378,565.56-83,417,901.44

Finding the Fourth Proportional to 175,581,728.36, 263,378,565.56 and 83,417,901.44

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Solution

The fourth proportional to 175,581,728.36, 263,378,565.56 and 83,417,901.44 is: 125,129,689.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,581,728.36 : 263,378,565.56 = 83,417,901.44 : x
  2. Step 2: Convert to fraction form
    175,581,728.36/263,378,565.56 = 83,417,901.44/x
  3. Step 3: Cross multiply
    175,581,728.36x = 263,378,565.56 × 83,417,901.44
  4. Step 4: Simplify right side
    175,581,728.36x = 21,970,487,223,292,656
  5. Step 5: Solve for x
    x = 21,970,487,223,292,656/175,581,728.36
  6. Step 6: Final answer
    x = 125,129,689.91

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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.