Home / 143,724,434.40-215,614,645.20-41,491,807.20

Finding the Fourth Proportional to 143,724,434.40, 215,614,645.20 and 41,491,807.20

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Solution

The fourth proportional to 143,724,434.40, 215,614,645.20 and 41,491,807.20 is: 62,245,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,724,434.40 : 215,614,645.20 = 41,491,807.20 : x
  2. Step 2: Convert to fraction form
    143,724,434.40/215,614,645.20 = 41,491,807.20/x
  3. Step 3: Cross multiply
    143,724,434.40x = 215,614,645.20 × 41,491,807.20
  4. Step 4: Simplify right side
    143,724,434.40x = 8,946,241,288,134,806
  5. Step 5: Solve for x
    x = 8,946,241,288,134,806/143,724,434.40
  6. Step 6: Final answer
    x = 62,245,792.27

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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.