Home / 160,177,348.25-221,053,323.14-89,608,748.72

Finding the Fourth Proportional to 160,177,348.25, 221,053,323.14 and 89,608,748.72

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Solution

The fourth proportional to 160,177,348.25, 221,053,323.14 and 89,608,748.72 is: 123,664,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,177,348.25 : 221,053,323.14 = 89,608,748.72 : x
  2. Step 2: Convert to fraction form
    160,177,348.25/221,053,323.14 = 89,608,748.72/x
  3. Step 3: Cross multiply
    160,177,348.25x = 221,053,323.14 × 89,608,748.72
  4. Step 4: Simplify right side
    160,177,348.25x = 19,808,311,686,584,892
  5. Step 5: Solve for x
    x = 19,808,311,686,584,892/160,177,348.25
  6. Step 6: Final answer
    x = 123,664,874.61

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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.