Home / 804,279,383.06-1,206,613,559.03-279,572,735.61

Finding the Fourth Proportional to 804,279,383.06, 1,206,613,559.03 and 279,572,735.61

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Solution

The fourth proportional to 804,279,383.06, 1,206,613,559.03 and 279,572,735.61 is: 419,426,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,279,383.06 : 1,206,613,559.03 = 279,572,735.61 : x
  2. Step 2: Convert to fraction form
    804,279,383.06/1,206,613,559.03 = 279,572,735.61/x
  3. Step 3: Cross multiply
    804,279,383.06x = 1,206,613,559.03 × 279,572,735.61
  4. Step 4: Simplify right side
    804,279,383.06x = 337,336,253,520,737,472
  5. Step 5: Solve for x
    x = 337,336,253,520,737,472/804,279,383.06
  6. Step 6: Final answer
    x = 419,426,707.47

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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.