Home / 107,777,390.20-161,650,338.90-31,092,422.20

Finding the Fourth Proportional to 107,777,390.20, 161,650,338.90 and 31,092,422.20

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Solution

The fourth proportional to 107,777,390.20, 161,650,338.90 and 31,092,422.20 is: 46,634,090.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,777,390.20 : 161,650,338.90 = 31,092,422.20 : x
  2. Step 2: Convert to fraction form
    107,777,390.20/161,650,338.90 = 31,092,422.20/x
  3. Step 3: Cross multiply
    107,777,390.20x = 161,650,338.90 × 31,092,422.20
  4. Step 4: Simplify right side
    107,777,390.20x = 5,026,100,585,851,884
  5. Step 5: Solve for x
    x = 5,026,100,585,851,884/107,777,390.20
  6. Step 6: Final answer
    x = 46,634,090.66

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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.