Home / 577,368,019.20-866,052,028.80-146,546,515.20

Finding the Fourth Proportional to 577,368,019.20, 866,052,028.80 and 146,546,515.20

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Solution

The fourth proportional to 577,368,019.20, 866,052,028.80 and 146,546,515.20 is: 219,819,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,368,019.20 : 866,052,028.80 = 146,546,515.20 : x
  2. Step 2: Convert to fraction form
    577,368,019.20/866,052,028.80 = 146,546,515.20/x
  3. Step 3: Cross multiply
    577,368,019.20x = 866,052,028.80 × 146,546,515.20
  4. Step 4: Simplify right side
    577,368,019.20x = 126,916,906,802,530,016
  5. Step 5: Solve for x
    x = 126,916,906,802,530,016/577,368,019.20
  6. Step 6: Final answer
    x = 219,819,772.80

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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.