Home / 80,575,663.14-120,863,343.30-25,247,733.61

Finding the Fourth Proportional to 80,575,663.14, 120,863,343.30 and 25,247,733.61

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Solution

The fourth proportional to 80,575,663.14, 120,863,343.30 and 25,247,733.61 is: 37,871,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,575,663.14 : 120,863,343.30 = 25,247,733.61 : x
  2. Step 2: Convert to fraction form
    80,575,663.14/120,863,343.30 = 25,247,733.61/x
  3. Step 3: Cross multiply
    80,575,663.14x = 120,863,343.30 × 25,247,733.61
  4. Step 4: Simplify right side
    80,575,663.14x = 3,051,525,494,852,378
  5. Step 5: Solve for x
    x = 3,051,525,494,852,378/80,575,663.14
  6. Step 6: Final answer
    x = 37,871,552.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.