Home / 3,919,124,403.11-5,879,537,857.50-1,431,981,335.03

Finding the Fourth Proportional to 3,919,124,403.11, 5,879,537,857.50 and 1,431,981,335.03

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Solution

The fourth proportional to 3,919,124,403.11, 5,879,537,857.50 and 1,431,981,335.03 is: 2,148,283,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,124,403.11 : 5,879,537,857.50 = 1,431,981,335.03 : x
  2. Step 2: Convert to fraction form
    3,919,124,403.11/5,879,537,857.50 = 1,431,981,335.03/x
  3. Step 3: Cross multiply
    3,919,124,403.11x = 5,879,537,857.50 × 1,431,981,335.03
  4. Step 4: Simplify right side
    3,919,124,403.11x = 8,419,388,470,512,878,592
  5. Step 5: Solve for x
    x = 8,419,388,470,512,878,592/3,919,124,403.11
  6. Step 6: Final answer
    x = 2,148,283,035.83

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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.