Home / 163,091,787.80-225,066,704.24-89,752,929.80

Finding the Fourth Proportional to 163,091,787.80, 225,066,704.24 and 89,752,929.80

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Solution

The fourth proportional to 163,091,787.80, 225,066,704.24 and 89,752,929.80 is: 123,859,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,091,787.80 : 225,066,704.24 = 89,752,929.80 : x
  2. Step 2: Convert to fraction form
    163,091,787.80/225,066,704.24 = 89,752,929.80/x
  3. Step 3: Cross multiply
    163,091,787.80x = 225,066,704.24 × 89,752,929.80
  4. Step 4: Simplify right side
    163,091,787.80x = 20,200,396,105,970,084
  5. Step 5: Solve for x
    x = 20,200,396,105,970,084/163,091,787.80
  6. Step 6: Final answer
    x = 123,859,063.53

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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.