Home / 21,635,983,740.33-29,885,665,493.03-17,891,918,122.41

Finding the Fourth Proportional to 21,635,983,740.33, 29,885,665,493.03 and 17,891,918,122.41

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Solution

The fourth proportional to 21,635,983,740.33, 29,885,665,493.03 and 17,891,918,122.41 is: 24,714,008,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,635,983,740.33 : 29,885,665,493.03 = 17,891,918,122.41 : x
  2. Step 2: Convert to fraction form
    21,635,983,740.33/29,885,665,493.03 = 17,891,918,122.41/x
  3. Step 3: Cross multiply
    21,635,983,740.33x = 29,885,665,493.03 × 17,891,918,122.41
  4. Step 4: Simplify right side
    21,635,983,740.33x = 534,711,880,034,955,100,160
  5. Step 5: Solve for x
    x = 534,711,880,034,955,100,160/21,635,983,740.33
  6. Step 6: Final answer
    x = 24,714,008,221.32

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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.