Home / 146,726,212.30-220,082,320.05-49,672,401.10

Finding the Fourth Proportional to 146,726,212.30, 220,082,320.05 and 49,672,401.10

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Solution

The fourth proportional to 146,726,212.30, 220,082,320.05 and 49,672,401.10 is: 74,506,232.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,726,212.30 : 220,082,320.05 = 49,672,401.10 : x
  2. Step 2: Convert to fraction form
    146,726,212.30/220,082,320.05 = 49,672,401.10/x
  3. Step 3: Cross multiply
    146,726,212.30x = 220,082,320.05 × 49,672,401.10
  4. Step 4: Simplify right side
    146,726,212.30x = 10,932,017,276,542,172
  5. Step 5: Solve for x
    x = 10,932,017,276,542,172/146,726,212.30
  6. Step 6: Final answer
    x = 74,506,232.43

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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.