Home / 102,206,003.75-141,043,567.66-55,796,257.66

Finding the Fourth Proportional to 102,206,003.75, 141,043,567.66 and 55,796,257.66

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Solution

The fourth proportional to 102,206,003.75, 141,043,567.66 and 55,796,257.66 is: 76,998,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,206,003.75 : 141,043,567.66 = 55,796,257.66 : x
  2. Step 2: Convert to fraction form
    102,206,003.75/141,043,567.66 = 55,796,257.66/x
  3. Step 3: Cross multiply
    102,206,003.75x = 141,043,567.66 × 55,796,257.66
  4. Step 4: Simplify right side
    102,206,003.75x = 7,869,703,242,443,003
  5. Step 5: Solve for x
    x = 7,869,703,242,443,003/102,206,003.75
  6. Step 6: Final answer
    x = 76,998,443.87

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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.