Home / 230,676,499.25-318,299,324.71-140,102,857.15

Finding the Fourth Proportional to 230,676,499.25, 318,299,324.71 and 140,102,857.15

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Solution

The fourth proportional to 230,676,499.25, 318,299,324.71 and 140,102,857.15 is: 193,321,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,676,499.25 : 318,299,324.71 = 140,102,857.15 : x
  2. Step 2: Convert to fraction form
    230,676,499.25/318,299,324.71 = 140,102,857.15/x
  3. Step 3: Cross multiply
    230,676,499.25x = 318,299,324.71 × 140,102,857.15
  4. Step 4: Simplify right side
    230,676,499.25x = 44,594,644,820,516,232
  5. Step 5: Solve for x
    x = 44,594,644,820,516,232/230,676,499.25
  6. Step 6: Final answer
    x = 193,321,144.40

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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.