Home / 99,847,237.57-137,786,621.56-55,794,598.33

Finding the Fourth Proportional to 99,847,237.57, 137,786,621.56 and 55,794,598.33

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Solution

The fourth proportional to 99,847,237.57, 137,786,621.56 and 55,794,598.33 is: 76,995,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,847,237.57 : 137,786,621.56 = 55,794,598.33 : x
  2. Step 2: Convert to fraction form
    99,847,237.57/137,786,621.56 = 55,794,598.33/x
  3. Step 3: Cross multiply
    99,847,237.57x = 137,786,621.56 × 55,794,598.33
  4. Step 4: Simplify right side
    99,847,237.57x = 7,687,749,205,187,918
  5. Step 5: Solve for x
    x = 7,687,749,205,187,918/99,847,237.57
  6. Step 6: Final answer
    x = 76,995,111.66

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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.