Home / 231,970,063.50-320,110,493.49-127,547,403.66

Finding the Fourth Proportional to 231,970,063.50, 320,110,493.49 and 127,547,403.66

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Solution

The fourth proportional to 231,970,063.50, 320,110,493.49 and 127,547,403.66 is: 176,010,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,970,063.50 : 320,110,493.49 = 127,547,403.66 : x
  2. Step 2: Convert to fraction form
    231,970,063.50/320,110,493.49 = 127,547,403.66/x
  3. Step 3: Cross multiply
    231,970,063.50x = 320,110,493.49 × 127,547,403.66
  4. Step 4: Simplify right side
    231,970,063.50x = 40,829,262,328,970,832
  5. Step 5: Solve for x
    x = 40,829,262,328,970,832/231,970,063.50
  6. Step 6: Final answer
    x = 176,010,911.55

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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.