Home / 276,797,070.40-414,912,170.40-161,722,379.20

Finding the Fourth Proportional to 276,797,070.40, 414,912,170.40 and 161,722,379.20

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Solution

The fourth proportional to 276,797,070.40, 414,912,170.40 and 161,722,379.20 is: 242,417,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,797,070.40 : 414,912,170.40 = 161,722,379.20 : x
  2. Step 2: Convert to fraction form
    276,797,070.40/414,912,170.40 = 161,722,379.20/x
  3. Step 3: Cross multiply
    276,797,070.40x = 414,912,170.40 × 161,722,379.20
  4. Step 4: Simplify right side
    276,797,070.40x = 67,100,583,356,123,808
  5. Step 5: Solve for x
    x = 67,100,583,356,123,808/276,797,070.40
  6. Step 6: Final answer
    x = 242,417,968.01

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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.