Home / 616,790,049.72-851,032,578.87-365,766,882.90

Finding the Fourth Proportional to 616,790,049.72, 851,032,578.87 and 365,766,882.90

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Solution

The fourth proportional to 616,790,049.72, 851,032,578.87 and 365,766,882.90 is: 504,676,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,790,049.72 : 851,032,578.87 = 365,766,882.90 : x
  2. Step 2: Convert to fraction form
    616,790,049.72/851,032,578.87 = 365,766,882.90/x
  3. Step 3: Cross multiply
    616,790,049.72x = 851,032,578.87 × 365,766,882.90
  4. Step 4: Simplify right side
    616,790,049.72x = 311,279,533,619,628,288
  5. Step 5: Solve for x
    x = 311,279,533,619,628,288/616,790,049.72
  6. Step 6: Final answer
    x = 504,676,646.07

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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.