Home / 83,016,831.20-124,525,246.80-52,858,392.80

Finding the Fourth Proportional to 83,016,831.20, 124,525,246.80 and 52,858,392.80

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Solution

The fourth proportional to 83,016,831.20, 124,525,246.80 and 52,858,392.80 is: 79,287,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016,831.20 : 124,525,246.80 = 52,858,392.80 : x
  2. Step 2: Convert to fraction form
    83,016,831.20/124,525,246.80 = 52,858,392.80/x
  3. Step 3: Cross multiply
    83,016,831.20x = 124,525,246.80 × 52,858,392.80
  4. Step 4: Simplify right side
    83,016,831.20x = 6,582,204,408,871,343
  5. Step 5: Solve for x
    x = 6,582,204,408,871,343/83,016,831.20
  6. Step 6: Final answer
    x = 79,287,589.20

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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.