Home / 107,804,132.80-161,727,194.40-31,129,662.40

Finding the Fourth Proportional to 107,804,132.80, 161,727,194.40 and 31,129,662.40

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Solution

The fourth proportional to 107,804,132.80, 161,727,194.40 and 31,129,662.40 is: 46,700,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,804,132.80 : 161,727,194.40 = 31,129,662.40 : x
  2. Step 2: Convert to fraction form
    107,804,132.80/161,727,194.40 = 31,129,662.40/x
  3. Step 3: Cross multiply
    107,804,132.80x = 161,727,194.40 × 31,129,662.40
  4. Step 4: Simplify right side
    107,804,132.80x = 5,034,512,962,571,171
  5. Step 5: Solve for x
    x = 5,034,512,962,571,171/107,804,132.80
  6. Step 6: Final answer
    x = 46,700,556.20

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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.