Home / 113,723,998.20-170,585,997.30-40,952,010.60

Finding the Fourth Proportional to 113,723,998.20, 170,585,997.30 and 40,952,010.60

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Solution

The fourth proportional to 113,723,998.20, 170,585,997.30 and 40,952,010.60 is: 61,428,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,723,998.20 : 170,585,997.30 = 40,952,010.60 : x
  2. Step 2: Convert to fraction form
    113,723,998.20/170,585,997.30 = 40,952,010.60/x
  3. Step 3: Cross multiply
    113,723,998.20x = 170,585,997.30 × 40,952,010.60
  4. Step 4: Simplify right side
    113,723,998.20x = 6,985,839,569,641,172
  5. Step 5: Solve for x
    x = 6,985,839,569,641,172/113,723,998.20
  6. Step 6: Final answer
    x = 61,428,015.90

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1.5x scale

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.