Home / 134,777,131.92-185,992,478.28-76,052,242.80

Finding the Fourth Proportional to 134,777,131.92, 185,992,478.28 and 76,052,242.80

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Solution

The fourth proportional to 134,777,131.92, 185,992,478.28 and 76,052,242.80 is: 104,952,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,777,131.92 : 185,992,478.28 = 76,052,242.80 : x
  2. Step 2: Convert to fraction form
    134,777,131.92/185,992,478.28 = 76,052,242.80/x
  3. Step 3: Cross multiply
    134,777,131.92x = 185,992,478.28 × 76,052,242.80
  4. Step 4: Simplify right side
    134,777,131.92x = 14,145,145,117,124,286
  5. Step 5: Solve for x
    x = 14,145,145,117,124,286/134,777,131.92
  6. Step 6: Final answer
    x = 104,952,115.51

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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.