Home / 21,418,986,166.05-32,128,479,249.08-19,092,550,044.45

Finding the Fourth Proportional to 21,418,986,166.05, 32,128,479,249.08 and 19,092,550,044.45

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Solution

The fourth proportional to 21,418,986,166.05, 32,128,479,249.08 and 19,092,550,044.45 is: 28,638,825,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,418,986,166.05 : 32,128,479,249.08 = 19,092,550,044.45 : x
  2. Step 2: Convert to fraction form
    21,418,986,166.05/32,128,479,249.08 = 19,092,550,044.45/x
  3. Step 3: Cross multiply
    21,418,986,166.05x = 32,128,479,249.08 × 19,092,550,044.45
  4. Step 4: Simplify right side
    21,418,986,166.05x = 613,414,597,915,037,794,304
  5. Step 5: Solve for x
    x = 613,414,597,915,037,794,304/21,418,986,166.05
  6. Step 6: Final answer
    x = 28,638,825,066.68

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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.