Home / 80,604,003.20-120,921,751.20-32,073,598.40

Finding the Fourth Proportional to 80,604,003.20, 120,921,751.20 and 32,073,598.40

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Solution

The fourth proportional to 80,604,003.20, 120,921,751.20 and 32,073,598.40 is: 48,116,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,604,003.20 : 120,921,751.20 = 32,073,598.40 : x
  2. Step 2: Convert to fraction form
    80,604,003.20/120,921,751.20 = 32,073,598.40/x
  3. Step 3: Cross multiply
    80,604,003.20x = 120,921,751.20 × 32,073,598.40
  4. Step 4: Simplify right side
    80,604,003.20x = 3,878,395,685,813,518
  5. Step 5: Solve for x
    x = 3,878,395,685,813,518/80,604,003.20
  6. Step 6: Final answer
    x = 48,116,663.34

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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.