Home / 160,065,984.20-220,805,850.72-97,361,260.61

Finding the Fourth Proportional to 160,065,984.20, 220,805,850.72 and 97,361,260.61

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Solution

The fourth proportional to 160,065,984.20, 220,805,850.72 and 97,361,260.61 is: 134,306,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,065,984.20 : 220,805,850.72 = 97,361,260.61 : x
  2. Step 2: Convert to fraction form
    160,065,984.20/220,805,850.72 = 97,361,260.61/x
  3. Step 3: Cross multiply
    160,065,984.20x = 220,805,850.72 × 97,361,260.61
  4. Step 4: Simplify right side
    160,065,984.20x = 21,497,935,976,162,676
  5. Step 5: Solve for x
    x = 21,497,935,976,162,676/160,065,984.20
  6. Step 6: Final answer
    x = 134,306,711.60

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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.