Home / 3,919,328,496.80-5,872,190,300.40-2,538,432,202.40

Finding the Fourth Proportional to 3,919,328,496.80, 5,872,190,300.40 and 2,538,432,202.40

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Solution

The fourth proportional to 3,919,328,496.80, 5,872,190,300.40 and 2,538,432,202.40 is: 3,803,242,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,328,496.80 : 5,872,190,300.40 = 2,538,432,202.40 : x
  2. Step 2: Convert to fraction form
    3,919,328,496.80/5,872,190,300.40 = 2,538,432,202.40/x
  3. Step 3: Cross multiply
    3,919,328,496.80x = 5,872,190,300.40 × 2,538,432,202.40
  4. Step 4: Simplify right side
    3,919,328,496.80x = 14,906,156,957,156,288,512
  5. Step 5: Solve for x
    x = 14,906,156,957,156,288,512/3,919,328,496.80
  6. Step 6: Final answer
    x = 3,803,242,562.94

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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.