Home / 229,505,731.76-344,258,387.28-71,939,879.48

Finding the Fourth Proportional to 229,505,731.76, 344,258,387.28 and 71,939,879.48

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Solution

The fourth proportional to 229,505,731.76, 344,258,387.28 and 71,939,879.48 is: 107,909,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,505,731.76 : 344,258,387.28 = 71,939,879.48 : x
  2. Step 2: Convert to fraction form
    229,505,731.76/344,258,387.28 = 71,939,879.48/x
  3. Step 3: Cross multiply
    229,505,731.76x = 344,258,387.28 × 71,939,879.48
  4. Step 4: Simplify right side
    229,505,731.76x = 24,765,906,890,902,364
  5. Step 5: Solve for x
    x = 24,765,906,890,902,364/229,505,731.76
  6. Step 6: Final answer
    x = 107,909,753.28

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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.