Home / 169,868,470.87-234,414,815.59-98,344,368.64

Finding the Fourth Proportional to 169,868,470.87, 234,414,815.59 and 98,344,368.64

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Solution

The fourth proportional to 169,868,470.87, 234,414,815.59 and 98,344,368.64 is: 135,713,101.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,868,470.87 : 234,414,815.59 = 98,344,368.64 : x
  2. Step 2: Convert to fraction form
    169,868,470.87/234,414,815.59 = 98,344,368.64/x
  3. Step 3: Cross multiply
    169,868,470.87x = 234,414,815.59 × 98,344,368.64
  4. Step 4: Simplify right side
    169,868,470.87x = 23,053,377,039,753,856
  5. Step 5: Solve for x
    x = 23,053,377,039,753,856/169,868,470.87
  6. Step 6: Final answer
    x = 135,713,101.56

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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.