Home / 447,777,301.20-671,665,951.80-409,035,252.30

Finding the Fourth Proportional to 447,777,301.20, 671,665,951.80 and 409,035,252.30

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Solution

The fourth proportional to 447,777,301.20, 671,665,951.80 and 409,035,252.30 is: 613,552,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,777,301.20 : 671,665,951.80 = 409,035,252.30 : x
  2. Step 2: Convert to fraction form
    447,777,301.20/671,665,951.80 = 409,035,252.30/x
  3. Step 3: Cross multiply
    447,777,301.20x = 671,665,951.80 × 409,035,252.30
  4. Step 4: Simplify right side
    447,777,301.20x = 274,735,052,055,832,640
  5. Step 5: Solve for x
    x = 274,735,052,055,832,640/447,777,301.20
  6. Step 6: Final answer
    x = 613,552,878.45

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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.