Home / 1,992,730,496.83-2,987,939,318.22-943,459,891.92

Finding the Fourth Proportional to 1,992,730,496.83, 2,987,939,318.22 and 943,459,891.92

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Solution

The fourth proportional to 1,992,730,496.83, 2,987,939,318.22 and 943,459,891.92 is: 1,414,642,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,730,496.83 : 2,987,939,318.22 = 943,459,891.92 : x
  2. Step 2: Convert to fraction form
    1,992,730,496.83/2,987,939,318.22 = 943,459,891.92/x
  3. Step 3: Cross multiply
    1,992,730,496.83x = 2,987,939,318.22 × 943,459,891.92
  4. Step 4: Simplify right side
    1,992,730,496.83x = 2,819,000,906,231,359,488
  5. Step 5: Solve for x
    x = 2,819,000,906,231,359,488/1,992,730,496.83
  6. Step 6: Final answer
    x = 1,414,642,326.56

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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.