Home / 329,508,700.80-494,263,051.20-83,864,860.80

Finding the Fourth Proportional to 329,508,700.80, 494,263,051.20 and 83,864,860.80

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Solution

The fourth proportional to 329,508,700.80, 494,263,051.20 and 83,864,860.80 is: 125,797,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,508,700.80 : 494,263,051.20 = 83,864,860.80 : x
  2. Step 2: Convert to fraction form
    329,508,700.80/494,263,051.20 = 83,864,860.80/x
  3. Step 3: Cross multiply
    329,508,700.80x = 494,263,051.20 × 83,864,860.80
  4. Step 4: Simplify right side
    329,508,700.80x = 41,451,301,987,471,272
  5. Step 5: Solve for x
    x = 41,451,301,987,471,272/329,508,700.80
  6. Step 6: Final answer
    x = 125,797,291.20

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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.