Home / 276,587,617.60-414,902,421.60-82,483,883.20

Finding the Fourth Proportional to 276,587,617.60, 414,902,421.60 and 82,483,883.20

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Solution

The fourth proportional to 276,587,617.60, 414,902,421.60 and 82,483,883.20 is: 123,732,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,587,617.60 : 414,902,421.60 = 82,483,883.20 : x
  2. Step 2: Convert to fraction form
    276,587,617.60/414,902,421.60 = 82,483,883.20/x
  3. Step 3: Cross multiply
    276,587,617.60x = 414,902,421.60 × 82,483,883.20
  4. Step 4: Simplify right side
    276,587,617.60x = 34,222,762,882,651,560
  5. Step 5: Solve for x
    x = 34,222,762,882,651,560/276,587,617.60
  6. Step 6: Final answer
    x = 123,732,085.98

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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.