Home / 107,659,615.30-161,489,422.95-50,263,987.30

Finding the Fourth Proportional to 107,659,615.30, 161,489,422.95 and 50,263,987.30

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Solution

The fourth proportional to 107,659,615.30, 161,489,422.95 and 50,263,987.30 is: 75,395,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,659,615.30 : 161,489,422.95 = 50,263,987.30 : x
  2. Step 2: Convert to fraction form
    107,659,615.30/161,489,422.95 = 50,263,987.30/x
  3. Step 3: Cross multiply
    107,659,615.30x = 161,489,422.95 × 50,263,987.30
  4. Step 4: Simplify right side
    107,659,615.30x = 8,117,102,304,243,127
  5. Step 5: Solve for x
    x = 8,117,102,304,243,127/107,659,615.30
  6. Step 6: Final answer
    x = 75,395,980.95

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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.