Home / 102,206,001.75-141,043,564.90-55,796,255.66

Finding the Fourth Proportional to 102,206,001.75, 141,043,564.90 and 55,796,255.66

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Solution

The fourth proportional to 102,206,001.75, 141,043,564.90 and 55,796,255.66 is: 76,998,441.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,206,001.75 : 141,043,564.90 = 55,796,255.66 : x
  2. Step 2: Convert to fraction form
    102,206,001.75/141,043,564.90 = 55,796,255.66/x
  3. Step 3: Cross multiply
    102,206,001.75x = 141,043,564.90 × 55,796,255.66
  4. Step 4: Simplify right side
    102,206,001.75x = 7,869,702,806,358,202
  5. Step 5: Solve for x
    x = 7,869,702,806,358,202/102,206,001.75
  6. Step 6: Final answer
    x = 76,998,441.11

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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.