Home / 85,135,049.59-117,486,363.93-45,976,822.57

Finding the Fourth Proportional to 85,135,049.59, 117,486,363.93 and 45,976,822.57

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Solution

The fourth proportional to 85,135,049.59, 117,486,363.93 and 45,976,822.57 is: 63,448,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,135,049.59 : 117,486,363.93 = 45,976,822.57 : x
  2. Step 2: Convert to fraction form
    85,135,049.59/117,486,363.93 = 45,976,822.57/x
  3. Step 3: Cross multiply
    85,135,049.59x = 117,486,363.93 × 45,976,822.57
  4. Step 4: Simplify right side
    85,135,049.59x = 5,401,649,708,804,058
  5. Step 5: Solve for x
    x = 5,401,649,708,804,058/85,135,049.59
  6. Step 6: Final answer
    x = 63,448,012.71

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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.