Home / 276,587,605.60-414,902,403.60-82,483,871.20

Finding the Fourth Proportional to 276,587,605.60, 414,902,403.60 and 82,483,871.20

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Solution

The fourth proportional to 276,587,605.60, 414,902,403.60 and 82,483,871.20 is: 123,732,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,587,605.60 : 414,902,403.60 = 82,483,871.20 : x
  2. Step 2: Convert to fraction form
    276,587,605.60/414,902,403.60 = 82,483,871.20/x
  3. Step 3: Cross multiply
    276,587,605.60x = 414,902,403.60 × 82,483,871.20
  4. Step 4: Simplify right side
    276,587,605.60x = 34,222,756,419,112,820
  5. Step 5: Solve for x
    x = 34,222,756,419,112,820/276,587,605.60
  6. Step 6: Final answer
    x = 123,732,067.98

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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.