Home / 202,375,686.66-279,278,537.76-109,556,191.50

Finding the Fourth Proportional to 202,375,686.66, 279,278,537.76 and 109,556,191.50

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Solution

The fourth proportional to 202,375,686.66, 279,278,537.76 and 109,556,191.50 is: 151,187,593.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,375,686.66 : 279,278,537.76 = 109,556,191.50 : x
  2. Step 2: Convert to fraction form
    202,375,686.66/279,278,537.76 = 109,556,191.50/x
  3. Step 3: Cross multiply
    202,375,686.66x = 279,278,537.76 × 109,556,191.50
  4. Step 4: Simplify right side
    202,375,686.66x = 30,596,692,964,674,540
  5. Step 5: Solve for x
    x = 30,596,692,964,674,540/202,375,686.66
  6. Step 6: Final answer
    x = 151,187,593.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.