Home / 120,310,200.60-180,465,300.90-29,433,789.60

Finding the Fourth Proportional to 120,310,200.60, 180,465,300.90 and 29,433,789.60

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Solution

The fourth proportional to 120,310,200.60, 180,465,300.90 and 29,433,789.60 is: 44,150,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,310,200.60 : 180,465,300.90 = 29,433,789.60 : x
  2. Step 2: Convert to fraction form
    120,310,200.60/180,465,300.90 = 29,433,789.60/x
  3. Step 3: Cross multiply
    120,310,200.60x = 180,465,300.90 × 29,433,789.60
  4. Step 4: Simplify right side
    120,310,200.60x = 5,311,777,696,791,291
  5. Step 5: Solve for x
    x = 5,311,777,696,791,291/120,310,200.60
  6. Step 6: Final answer
    x = 44,150,684.40

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1.5x scale

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.