Home / 91,245,049.20-136,898,130.24-29,837,039.76

Finding the Fourth Proportional to 91,245,049.20, 136,898,130.24 and 29,837,039.76

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Solution

The fourth proportional to 91,245,049.20, 136,898,130.24 and 29,837,039.76 is: 44,765,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,245,049.20 : 136,898,130.24 = 29,837,039.76 : x
  2. Step 2: Convert to fraction form
    91,245,049.20/136,898,130.24 = 29,837,039.76/x
  3. Step 3: Cross multiply
    91,245,049.20x = 136,898,130.24 × 29,837,039.76
  4. Step 4: Simplify right side
    91,245,049.20x = 4,084,634,955,040,539
  5. Step 5: Solve for x
    x = 4,084,634,955,040,539/91,245,049.20
  6. Step 6: Final answer
    x = 44,765,551.57

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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.