Home / 325,982,993.70-449,815,700.58-220,366,210.11

Finding the Fourth Proportional to 325,982,993.70, 449,815,700.58 and 220,366,210.11

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Solution

The fourth proportional to 325,982,993.70, 449,815,700.58 and 220,366,210.11 is: 304,077,768.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,982,993.70 : 449,815,700.58 = 220,366,210.11 : x
  2. Step 2: Convert to fraction form
    325,982,993.70/449,815,700.58 = 220,366,210.11/x
  3. Step 3: Cross multiply
    325,982,993.70x = 449,815,700.58 × 220,366,210.11
  4. Step 4: Simplify right side
    325,982,993.70x = 99,124,181,184,789,136
  5. Step 5: Solve for x
    x = 99,124,181,184,789,136/325,982,993.70
  6. Step 6: Final answer
    x = 304,077,768.17

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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.