Home / 274,996,623.17-380,494,635.78-239,787,847.05

Finding the Fourth Proportional to 274,996,623.17, 380,494,635.78 and 239,787,847.05

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Solution

The fourth proportional to 274,996,623.17, 380,494,635.78 and 239,787,847.05 is: 331,778,581.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,996,623.17 : 380,494,635.78 = 239,787,847.05 : x
  2. Step 2: Convert to fraction form
    274,996,623.17/380,494,635.78 = 239,787,847.05/x
  3. Step 3: Cross multiply
    274,996,623.17x = 380,494,635.78 × 239,787,847.05
  4. Step 4: Simplify right side
    274,996,623.17x = 91,237,989,527,760,096
  5. Step 5: Solve for x
    x = 91,237,989,527,760,096/274,996,623.17
  6. Step 6: Final answer
    x = 331,778,581.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.