Home / 88,432,847.20-132,649,270.80-53,853,752.80

Finding the Fourth Proportional to 88,432,847.20, 132,649,270.80 and 53,853,752.80

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Solution

The fourth proportional to 88,432,847.20, 132,649,270.80 and 53,853,752.80 is: 80,780,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432,847.20 : 132,649,270.80 = 53,853,752.80 : x
  2. Step 2: Convert to fraction form
    88,432,847.20/132,649,270.80 = 53,853,752.80/x
  3. Step 3: Cross multiply
    88,432,847.20x = 132,649,270.80 × 53,853,752.80
  4. Step 4: Simplify right side
    88,432,847.20x = 7,143,661,038,763,458
  5. Step 5: Solve for x
    x = 7,143,661,038,763,458/88,432,847.20
  6. Step 6: Final answer
    x = 80,780,629.20

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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.