Home / 110,724,305.60-166,086,458.40-105,181,572.80

Finding the Fourth Proportional to 110,724,305.60, 166,086,458.40 and 105,181,572.80

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Solution

The fourth proportional to 110,724,305.60, 166,086,458.40 and 105,181,572.80 is: 157,772,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,724,305.60 : 166,086,458.40 = 105,181,572.80 : x
  2. Step 2: Convert to fraction form
    110,724,305.60/166,086,458.40 = 105,181,572.80/x
  3. Step 3: Cross multiply
    110,724,305.60x = 166,086,458.40 × 105,181,572.80
  4. Step 4: Simplify right side
    110,724,305.60x = 17,469,234,915,293,772
  5. Step 5: Solve for x
    x = 17,469,234,915,293,772/110,724,305.60
  6. Step 6: Final answer
    x = 157,772,359.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.