Home / 48,512,015.60-72,768,023.40-29,380,139.60

Finding the Fourth Proportional to 48,512,015.60, 72,768,023.40 and 29,380,139.60

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Solution

The fourth proportional to 48,512,015.60, 72,768,023.40 and 29,380,139.60 is: 44,070,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,015.60 : 72,768,023.40 = 29,380,139.60 : x
  2. Step 2: Convert to fraction form
    48,512,015.60/72,768,023.40 = 29,380,139.60/x
  3. Step 3: Cross multiply
    48,512,015.60x = 72,768,023.40 × 29,380,139.60
  4. Step 4: Simplify right side
    48,512,015.60x = 2,137,934,685,908,067
  5. Step 5: Solve for x
    x = 2,137,934,685,908,067/48,512,015.60
  6. Step 6: Final answer
    x = 44,070,209.40

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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.