Home / 43,193,816.20-64,790,724.30-40,359,464.20

Finding the Fourth Proportional to 43,193,816.20, 64,790,724.30 and 40,359,464.20

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Solution

The fourth proportional to 43,193,816.20, 64,790,724.30 and 40,359,464.20 is: 60,539,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,193,816.20 : 64,790,724.30 = 40,359,464.20 : x
  2. Step 2: Convert to fraction form
    43,193,816.20/64,790,724.30 = 40,359,464.20/x
  3. Step 3: Cross multiply
    43,193,816.20x = 64,790,724.30 × 40,359,464.20
  4. Step 4: Simplify right side
    43,193,816.20x = 2,614,918,917,877,920
  5. Step 5: Solve for x
    x = 2,614,918,917,877,920/43,193,816.20
  6. Step 6: Final answer
    x = 60,539,196.30

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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.