Home / 110,030,815.80-165,046,223.70-71,288,766.90

Finding the Fourth Proportional to 110,030,815.80, 165,046,223.70 and 71,288,766.90

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Solution

The fourth proportional to 110,030,815.80, 165,046,223.70 and 71,288,766.90 is: 106,933,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,030,815.80 : 165,046,223.70 = 71,288,766.90 : x
  2. Step 2: Convert to fraction form
    110,030,815.80/165,046,223.70 = 71,288,766.90/x
  3. Step 3: Cross multiply
    110,030,815.80x = 165,046,223.70 × 71,288,766.90
  4. Step 4: Simplify right side
    110,030,815.80x = 11,765,941,769,074,556
  5. Step 5: Solve for x
    x = 11,765,941,769,074,556/110,030,815.80
  6. Step 6: Final answer
    x = 106,933,150.35

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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.