Home / 181,632,003.80-272,448,005.70-86,080,515.80

Finding the Fourth Proportional to 181,632,003.80, 272,448,005.70 and 86,080,515.80

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Solution

The fourth proportional to 181,632,003.80, 272,448,005.70 and 86,080,515.80 is: 129,120,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,632,003.80 : 272,448,005.70 = 86,080,515.80 : x
  2. Step 2: Convert to fraction form
    181,632,003.80/272,448,005.70 = 86,080,515.80/x
  3. Step 3: Cross multiply
    181,632,003.80x = 272,448,005.70 × 86,080,515.80
  4. Step 4: Simplify right side
    181,632,003.80x = 23,452,464,859,337,340
  5. Step 5: Solve for x
    x = 23,452,464,859,337,340/181,632,003.80
  6. Step 6: Final answer
    x = 129,120,773.70

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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.