Home / 175,521,478.33-242,103,010.07-112,876,777.42

Finding the Fourth Proportional to 175,521,478.33, 242,103,010.07 and 112,876,777.42

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Solution

The fourth proportional to 175,521,478.33, 242,103,010.07 and 112,876,777.42 is: 155,694,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,521,478.33 : 242,103,010.07 = 112,876,777.42 : x
  2. Step 2: Convert to fraction form
    175,521,478.33/242,103,010.07 = 112,876,777.42/x
  3. Step 3: Cross multiply
    175,521,478.33x = 242,103,010.07 × 112,876,777.42
  4. Step 4: Simplify right side
    175,521,478.33x = 27,327,807,580,060,344
  5. Step 5: Solve for x
    x = 27,327,807,580,060,344/175,521,478.33
  6. Step 6: Final answer
    x = 155,694,948.79

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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.