Home / 996,427,609.20-1,494,633,540.60-259,496,089.20

Finding the Fourth Proportional to 996,427,609.20, 1,494,633,540.60 and 259,496,089.20

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Solution

The fourth proportional to 996,427,609.20, 1,494,633,540.60 and 259,496,089.20 is: 389,242,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,427,609.20 : 1,494,633,540.60 = 259,496,089.20 : x
  2. Step 2: Convert to fraction form
    996,427,609.20/1,494,633,540.60 = 259,496,089.20/x
  3. Step 3: Cross multiply
    996,427,609.20x = 1,494,633,540.60 × 259,496,089.20
  4. Step 4: Simplify right side
    996,427,609.20x = 387,851,558,572,849,408
  5. Step 5: Solve for x
    x = 387,851,558,572,849,408/996,427,609.20
  6. Step 6: Final answer
    x = 389,242,083.41

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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.