Home / 1,279,976,749.08-1,766,511,265.62-723,095,668.41

Finding the Fourth Proportional to 1,279,976,749.08, 1,766,511,265.62 and 723,095,668.41

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Solution

The fourth proportional to 1,279,976,749.08, 1,766,511,265.62 and 723,095,668.41 is: 997,953,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,976,749.08 : 1,766,511,265.62 = 723,095,668.41 : x
  2. Step 2: Convert to fraction form
    1,279,976,749.08/1,766,511,265.62 = 723,095,668.41/x
  3. Step 3: Cross multiply
    1,279,976,749.08x = 1,766,511,265.62 × 723,095,668.41
  4. Step 4: Simplify right side
    1,279,976,749.08x = 1,277,356,644,367,288,832
  5. Step 5: Solve for x
    x = 1,277,356,644,367,288,832/1,279,976,749.08
  6. Step 6: Final answer
    x = 997,953,006.01

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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.