Home / 1,195,672,229.69-1,650,028,379.94-667,036,218.38

Finding the Fourth Proportional to 1,195,672,229.69, 1,650,028,379.94 and 667,036,218.38

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Solution

The fourth proportional to 1,195,672,229.69, 1,650,028,379.94 and 667,036,218.38 is: 920,510,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,672,229.69 : 1,650,028,379.94 = 667,036,218.38 : x
  2. Step 2: Convert to fraction form
    1,195,672,229.69/1,650,028,379.94 = 667,036,218.38/x
  3. Step 3: Cross multiply
    1,195,672,229.69x = 1,650,028,379.94 × 667,036,218.38
  4. Step 4: Simplify right side
    1,195,672,229.69x = 1,100,628,690,766,605,312
  5. Step 5: Solve for x
    x = 1,100,628,690,766,605,312/1,195,672,229.69
  6. Step 6: Final answer
    x = 920,510,373.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.