Home / 160,928,542.89-222,160,115.33-107,986,308.45

Finding the Fourth Proportional to 160,928,542.89, 222,160,115.33 and 107,986,308.45

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Solution

The fourth proportional to 160,928,542.89, 222,160,115.33 and 107,986,308.45 is: 149,073,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,928,542.89 : 222,160,115.33 = 107,986,308.45 : x
  2. Step 2: Convert to fraction form
    160,928,542.89/222,160,115.33 = 107,986,308.45/x
  3. Step 3: Cross multiply
    160,928,542.89x = 222,160,115.33 × 107,986,308.45
  4. Step 4: Simplify right side
    160,928,542.89x = 23,990,250,739,312,956
  5. Step 5: Solve for x
    x = 23,990,250,739,312,956/160,928,542.89
  6. Step 6: Final answer
    x = 149,073,932.50

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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.