Home / 178,550,190.95-246,385,660.28-100,218,610.80

Finding the Fourth Proportional to 178,550,190.95, 246,385,660.28 and 100,218,610.80

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Solution

The fourth proportional to 178,550,190.95, 246,385,660.28 and 100,218,610.80 is: 138,294,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,550,190.95 : 246,385,660.28 = 100,218,610.80 : x
  2. Step 2: Convert to fraction form
    178,550,190.95/246,385,660.28 = 100,218,610.80/x
  3. Step 3: Cross multiply
    178,550,190.95x = 246,385,660.28 × 100,218,610.80
  4. Step 4: Simplify right side
    178,550,190.95x = 24,692,428,593,801,244
  5. Step 5: Solve for x
    x = 24,692,428,593,801,244/178,550,190.95
  6. Step 6: Final answer
    x = 138,294,047.53

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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.