Home / 161,489,196.40-242,233,794.60-118,123,610.80

Finding the Fourth Proportional to 161,489,196.40, 242,233,794.60 and 118,123,610.80

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Solution

The fourth proportional to 161,489,196.40, 242,233,794.60 and 118,123,610.80 is: 177,185,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,489,196.40 : 242,233,794.60 = 118,123,610.80 : x
  2. Step 2: Convert to fraction form
    161,489,196.40/242,233,794.60 = 118,123,610.80/x
  3. Step 3: Cross multiply
    161,489,196.40x = 242,233,794.60 × 118,123,610.80
  4. Step 4: Simplify right side
    161,489,196.40x = 28,613,530,475,937,540
  5. Step 5: Solve for x
    x = 28,613,530,475,937,540/161,489,196.40
  6. Step 6: Final answer
    x = 177,185,416.20

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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.