Home / 436,481,934,782.57-602,338,659,625.76-243,796,919,687.75

Finding the Fourth Proportional to 436,481,934,782.57, 602,338,659,625.76 and 243,796,919,687.75

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Solution

The fourth proportional to 436,481,934,782.57, 602,338,659,625.76 and 243,796,919,687.75 is: 336,436,168,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,481,934,782.57 : 602,338,659,625.76 = 243,796,919,687.75 : x
  2. Step 2: Convert to fraction form
    436,481,934,782.57/602,338,659,625.76 = 243,796,919,687.75/x
  3. Step 3: Cross multiply
    436,481,934,782.57x = 602,338,659,625.76 × 243,796,919,687.75
  4. Step 4: Simplify right side
    436,481,934,782.57x = 146,848,309,825,608,391,589,888
  5. Step 5: Solve for x
    x = 146,848,309,825,608,391,589,888/436,481,934,782.57
  6. Step 6: Final answer
    x = 336,436,168,655.55

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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.