Home / 274,753,973.70-412,130,960.55-272,840,786.10

Finding the Fourth Proportional to 274,753,973.70, 412,130,960.55 and 272,840,786.10

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Solution

The fourth proportional to 274,753,973.70, 412,130,960.55 and 272,840,786.10 is: 409,261,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,753,973.70 : 412,130,960.55 = 272,840,786.10 : x
  2. Step 2: Convert to fraction form
    274,753,973.70/412,130,960.55 = 272,840,786.10/x
  3. Step 3: Cross multiply
    274,753,973.70x = 412,130,960.55 × 272,840,786.10
  4. Step 4: Simplify right side
    274,753,973.70x = 112,446,135,252,610,096
  5. Step 5: Solve for x
    x = 112,446,135,252,610,096/274,753,973.70
  6. Step 6: Final answer
    x = 409,261,179.15

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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.