Home / 276,048,015.60-414,072,023.40-274,256,425.20

Finding the Fourth Proportional to 276,048,015.60, 414,072,023.40 and 274,256,425.20

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Solution

The fourth proportional to 276,048,015.60, 414,072,023.40 and 274,256,425.20 is: 411,384,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,048,015.60 : 414,072,023.40 = 274,256,425.20 : x
  2. Step 2: Convert to fraction form
    276,048,015.60/414,072,023.40 = 274,256,425.20/x
  3. Step 3: Cross multiply
    276,048,015.60x = 414,072,023.40 × 274,256,425.20
  4. Step 4: Simplify right side
    276,048,015.60x = 113,561,912,913,014,736
  5. Step 5: Solve for x
    x = 113,561,912,913,014,736/276,048,015.60
  6. Step 6: Final answer
    x = 411,384,637.80

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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.