Home / 109,580,530-151,219,262.31-59,344,340.53

Finding the Fourth Proportional to 109,580,530, 151,219,262.31 and 59,344,340.53

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Solution

The fourth proportional to 109,580,530, 151,219,262.31 and 59,344,340.53 is: 81,894,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,580,530 : 151,219,262.31 = 59,344,340.53 : x
  2. Step 2: Convert to fraction form
    109,580,530/151,219,262.31 = 59,344,340.53/x
  3. Step 3: Cross multiply
    109,580,530x = 151,219,262.31 × 59,344,340.53
  4. Step 4: Simplify right side
    109,580,530x = 8,974,007,397,220,035
  5. Step 5: Solve for x
    x = 8,974,007,397,220,035/109,580,530
  6. Step 6: Final answer
    x = 81,894,177.71

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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.