Home / 64,155,847.20-96,233,770.80-18,722,234.40

Finding the Fourth Proportional to 64,155,847.20, 96,233,770.80 and 18,722,234.40

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Solution

The fourth proportional to 64,155,847.20, 96,233,770.80 and 18,722,234.40 is: 28,083,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,155,847.20 : 96,233,770.80 = 18,722,234.40 : x
  2. Step 2: Convert to fraction form
    64,155,847.20/96,233,770.80 = 18,722,234.40/x
  3. Step 3: Cross multiply
    64,155,847.20x = 96,233,770.80 × 18,722,234.40
  4. Step 4: Simplify right side
    64,155,847.20x = 1,801,711,214,113,475.25
  5. Step 5: Solve for x
    x = 1,801,711,214,113,475.25/64,155,847.20
  6. Step 6: Final answer
    x = 28,083,351.60

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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.