Home / 112,304,873.20-168,315,592.20-54,673,049.20

Finding the Fourth Proportional to 112,304,873.20, 168,315,592.20 and 54,673,049.20

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Solution

The fourth proportional to 112,304,873.20, 168,315,592.20 and 54,673,049.20 is: 81,940,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,304,873.20 : 168,315,592.20 = 54,673,049.20 : x
  2. Step 2: Convert to fraction form
    112,304,873.20/168,315,592.20 = 54,673,049.20/x
  3. Step 3: Cross multiply
    112,304,873.20x = 168,315,592.20 × 54,673,049.20
  4. Step 4: Simplify right side
    112,304,873.20x = 9,202,326,653,477,736
  5. Step 5: Solve for x
    x = 9,202,326,653,477,736/112,304,873.20
  6. Step 6: Final answer
    x = 81,940,581.84

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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.