Home / 231,708,511.15-319,453,476.29-167,207,289.52

Finding the Fourth Proportional to 231,708,511.15, 319,453,476.29 and 167,207,289.52

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Solution

The fourth proportional to 231,708,511.15, 319,453,476.29 and 167,207,289.52 is: 230,526,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,708,511.15 : 319,453,476.29 = 167,207,289.52 : x
  2. Step 2: Convert to fraction form
    231,708,511.15/319,453,476.29 = 167,207,289.52/x
  3. Step 3: Cross multiply
    231,708,511.15x = 319,453,476.29 × 167,207,289.52
  4. Step 4: Simplify right side
    231,708,511.15x = 53,414,949,897,356,456
  5. Step 5: Solve for x
    x = 53,414,949,897,356,456/231,708,511.15
  6. Step 6: Final answer
    x = 230,526,490.52

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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.