Home / 10,226,418,965.80-14,122,204,772.88-9,669,290,732.26

Finding the Fourth Proportional to 10,226,418,965.80, 14,122,204,772.88 and 9,669,290,732.26

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Solution

The fourth proportional to 10,226,418,965.80, 14,122,204,772.88 and 9,669,290,732.26 is: 13,352,836,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,418,965.80 : 14,122,204,772.88 = 9,669,290,732.26 : x
  2. Step 2: Convert to fraction form
    10,226,418,965.80/14,122,204,772.88 = 9,669,290,732.26/x
  3. Step 3: Cross multiply
    10,226,418,965.80x = 14,122,204,772.88 × 9,669,290,732.26
  4. Step 4: Simplify right side
    10,226,418,965.80x = 136,551,703,729,486,512,128
  5. Step 5: Solve for x
    x = 136,551,703,729,486,512,128/10,226,418,965.80
  6. Step 6: Final answer
    x = 13,352,836,822.56

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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.