Home / 81,661,065.57-122,515,513.00-24,154,868.12

Finding the Fourth Proportional to 81,661,065.57, 122,515,513.00 and 24,154,868.12

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Solution

The fourth proportional to 81,661,065.57, 122,515,513.00 and 24,154,868.12 is: 36,239,375.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,661,065.57 : 122,515,513.00 = 24,154,868.12 : x
  2. Step 2: Convert to fraction form
    81,661,065.57/122,515,513.00 = 24,154,868.12/x
  3. Step 3: Cross multiply
    81,661,065.57x = 122,515,513.00 × 24,154,868.12
  4. Step 4: Simplify right side
    81,661,065.57x = 2,959,346,058,496,180.50
  5. Step 5: Solve for x
    x = 2,959,346,058,496,180.50/81,661,065.57
  6. Step 6: Final answer
    x = 36,239,375.98

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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.