Home / 21,471,824,781,732-32,207,857,577,448-7,162,022,315,909

Finding the Fourth Proportional to 21,471,824,781,732, 32,207,857,577,448 and 7,162,022,315,909

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Solution

The fourth proportional to 21,471,824,781,732, 32,207,857,577,448 and 7,162,022,315,909 is: 10,743,073,635,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,471,824,781,732 : 32,207,857,577,448 = 7,162,022,315,909 : x
  2. Step 2: Convert to fraction form
    21,471,824,781,732/32,207,857,577,448 = 7,162,022,315,909/x
  3. Step 3: Cross multiply
    21,471,824,781,732x = 32,207,857,577,448 × 7,162,022,315,909
  4. Step 4: Simplify right side
    21,471,824,781,732x = 230,673,394,717,301,369,122,848,768
  5. Step 5: Solve for x
    x = 230,673,394,717,301,369,122,848,768/21,471,824,781,732
  6. Step 6: Final answer
    x = 10,743,073,635,434.83

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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.