Home / 2,227,149,747.20-3,342,637,808.40-985,490,994.80

Finding the Fourth Proportional to 2,227,149,747.20, 3,342,637,808.40 and 985,490,994.80

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Solution

The fourth proportional to 2,227,149,747.20, 3,342,637,808.40 and 985,490,994.80 is: 1,479,083,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,149,747.20 : 3,342,637,808.40 = 985,490,994.80 : x
  2. Step 2: Convert to fraction form
    2,227,149,747.20/3,342,637,808.40 = 985,490,994.80/x
  3. Step 3: Cross multiply
    2,227,149,747.20x = 3,342,637,808.40 × 985,490,994.80
  4. Step 4: Simplify right side
    2,227,149,747.20x = 3,294,139,459,056,207,872
  5. Step 5: Solve for x
    x = 3,294,139,459,056,207,872/2,227,149,747.20
  6. Step 6: Final answer
    x = 1,479,083,058.15

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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.