Home / 994,010,768.20-1,371,739,003.39-547,964,332.48

Finding the Fourth Proportional to 994,010,768.20, 1,371,739,003.39 and 547,964,332.48

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Solution

The fourth proportional to 994,010,768.20, 1,371,739,003.39 and 547,964,332.48 is: 756,193,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,010,768.20 : 1,371,739,003.39 = 547,964,332.48 : x
  2. Step 2: Convert to fraction form
    994,010,768.20/1,371,739,003.39 = 547,964,332.48/x
  3. Step 3: Cross multiply
    994,010,768.20x = 1,371,739,003.39 × 547,964,332.48
  4. Step 4: Simplify right side
    994,010,768.20x = 751,664,047,329,381,888
  5. Step 5: Solve for x
    x = 751,664,047,329,381,888/994,010,768.20
  6. Step 6: Final answer
    x = 756,193,062.87

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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.