Home / 107,777,387.20-161,650,334.40-31,092,419.20

Finding the Fourth Proportional to 107,777,387.20, 161,650,334.40 and 31,092,419.20

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Solution

The fourth proportional to 107,777,387.20, 161,650,334.40 and 31,092,419.20 is: 46,634,086.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,777,387.20 : 161,650,334.40 = 31,092,419.20 : x
  2. Step 2: Convert to fraction form
    107,777,387.20/161,650,334.40 = 31,092,419.20/x
  3. Step 3: Cross multiply
    107,777,387.20x = 161,650,334.40 × 31,092,419.20
  4. Step 4: Simplify right side
    107,777,387.20x = 5,026,099,960,984,981
  5. Step 5: Solve for x
    x = 5,026,099,960,984,981/107,777,387.20
  6. Step 6: Final answer
    x = 46,634,086.16

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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.