Home / 99,847,238.57-137,786,622.94-55,794,599.33

Finding the Fourth Proportional to 99,847,238.57, 137,786,622.94 and 55,794,599.33

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Solution

The fourth proportional to 99,847,238.57, 137,786,622.94 and 55,794,599.33 is: 76,995,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,847,238.57 : 137,786,622.94 = 55,794,599.33 : x
  2. Step 2: Convert to fraction form
    99,847,238.57/137,786,622.94 = 55,794,599.33/x
  3. Step 3: Cross multiply
    99,847,238.57x = 137,786,622.94 × 55,794,599.33
  4. Step 4: Simplify right side
    99,847,238.57x = 7,687,749,419,971,086
  5. Step 5: Solve for x
    x = 7,687,749,419,971,086/99,847,238.57
  6. Step 6: Final answer
    x = 76,995,113.04

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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.