Home / 664,039,061.40-996,058,592.10-204,000,112.20

Finding the Fourth Proportional to 664,039,061.40, 996,058,592.10 and 204,000,112.20

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Solution

The fourth proportional to 664,039,061.40, 996,058,592.10 and 204,000,112.20 is: 306,000,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,039,061.40 : 996,058,592.10 = 204,000,112.20 : x
  2. Step 2: Convert to fraction form
    664,039,061.40/996,058,592.10 = 204,000,112.20/x
  3. Step 3: Cross multiply
    664,039,061.40x = 996,058,592.10 × 204,000,112.20
  4. Step 4: Simplify right side
    664,039,061.40x = 203,196,064,546,174,016
  5. Step 5: Solve for x
    x = 203,196,064,546,174,016/664,039,061.40
  6. Step 6: Final answer
    x = 306,000,168.30

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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.