Home / 347,490,722.30-479,546,561.32-204,446,470.42

Finding the Fourth Proportional to 347,490,722.30, 479,546,561.32 and 204,446,470.42

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Solution

The fourth proportional to 347,490,722.30, 479,546,561.32 and 204,446,470.42 is: 282,141,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,490,722.30 : 479,546,561.32 = 204,446,470.42 : x
  2. Step 2: Convert to fraction form
    347,490,722.30/479,546,561.32 = 204,446,470.42/x
  3. Step 3: Cross multiply
    347,490,722.30x = 479,546,561.32 × 204,446,470.42
  4. Step 4: Simplify right side
    347,490,722.30x = 98,041,601,864,010,400
  5. Step 5: Solve for x
    x = 98,041,601,864,010,400/347,490,722.30
  6. Step 6: Final answer
    x = 282,141,638.82

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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.