Home / 80,060,914.76-120,048,217.16-43,192,572.64

Finding the Fourth Proportional to 80,060,914.76, 120,048,217.16 and 43,192,572.64

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Solution

The fourth proportional to 80,060,914.76, 120,048,217.16 and 43,192,572.64 is: 64,765,577.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,060,914.76 : 120,048,217.16 = 43,192,572.64 : x
  2. Step 2: Convert to fraction form
    80,060,914.76/120,048,217.16 = 43,192,572.64/x
  3. Step 3: Cross multiply
    80,060,914.76x = 120,048,217.16 × 43,192,572.64
  4. Step 4: Simplify right side
    80,060,914.76x = 5,185,191,339,469,712
  5. Step 5: Solve for x
    x = 5,185,191,339,469,712/80,060,914.76
  6. Step 6: Final answer
    x = 64,765,577.00

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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.