Home / 124,844,831.80-187,267,247.70-109,728,287.80

Finding the Fourth Proportional to 124,844,831.80, 187,267,247.70 and 109,728,287.80

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Solution

The fourth proportional to 124,844,831.80, 187,267,247.70 and 109,728,287.80 is: 164,592,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,844,831.80 : 187,267,247.70 = 109,728,287.80 : x
  2. Step 2: Convert to fraction form
    124,844,831.80/187,267,247.70 = 109,728,287.80/x
  3. Step 3: Cross multiply
    124,844,831.80x = 187,267,247.70 × 109,728,287.80
  4. Step 4: Simplify right side
    124,844,831.80x = 20,548,514,451,139,488
  5. Step 5: Solve for x
    x = 20,548,514,451,139,488/124,844,831.80
  6. Step 6: Final answer
    x = 164,592,431.70

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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.