Home / 63,840,011.20-95,760,016.80-43,684,619.20

Finding the Fourth Proportional to 63,840,011.20, 95,760,016.80 and 43,684,619.20

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Solution

The fourth proportional to 63,840,011.20, 95,760,016.80 and 43,684,619.20 is: 65,526,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,840,011.20 : 95,760,016.80 = 43,684,619.20 : x
  2. Step 2: Convert to fraction form
    63,840,011.20/95,760,016.80 = 43,684,619.20/x
  3. Step 3: Cross multiply
    63,840,011.20x = 95,760,016.80 × 43,684,619.20
  4. Step 4: Simplify right side
    63,840,011.20x = 4,183,239,868,493,602.50
  5. Step 5: Solve for x
    x = 4,183,239,868,493,602.50/63,840,011.20
  6. Step 6: Final answer
    x = 65,526,928.80

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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.