Home / 68,010,601.20-102,015,901.80-27,650,050.80

Finding the Fourth Proportional to 68,010,601.20, 102,015,901.80 and 27,650,050.80

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Solution

The fourth proportional to 68,010,601.20, 102,015,901.80 and 27,650,050.80 is: 41,475,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,010,601.20 : 102,015,901.80 = 27,650,050.80 : x
  2. Step 2: Convert to fraction form
    68,010,601.20/102,015,901.80 = 27,650,050.80/x
  3. Step 3: Cross multiply
    68,010,601.20x = 102,015,901.80 × 27,650,050.80
  4. Step 4: Simplify right side
    68,010,601.20x = 2,820,744,867,177,811.50
  5. Step 5: Solve for x
    x = 2,820,744,867,177,811.50/68,010,601.20
  6. Step 6: Final answer
    x = 41,475,076.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.