Home / 160,951,904.46-222,100,964.55-91,337,284.65

Finding the Fourth Proportional to 160,951,904.46, 222,100,964.55 and 91,337,284.65

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Solution

The fourth proportional to 160,951,904.46, 222,100,964.55 and 91,337,284.65 is: 126,038,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,951,904.46 : 222,100,964.55 = 91,337,284.65 : x
  2. Step 2: Convert to fraction form
    160,951,904.46/222,100,964.55 = 91,337,284.65/x
  3. Step 3: Cross multiply
    160,951,904.46x = 222,100,964.55 × 91,337,284.65
  4. Step 4: Simplify right side
    160,951,904.46x = 20,286,099,020,142,912
  5. Step 5: Solve for x
    x = 20,286,099,020,142,912/160,951,904.46
  6. Step 6: Final answer
    x = 126,038,266.45

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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.