Home / 13,262,843,241.55-18,304,328,631.45-7,548,517,098.28

Finding the Fourth Proportional to 13,262,843,241.55, 18,304,328,631.45 and 7,548,517,098.28

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Solution

The fourth proportional to 13,262,843,241.55, 18,304,328,631.45 and 7,548,517,098.28 is: 10,417,867,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,843,241.55 : 18,304,328,631.45 = 7,548,517,098.28 : x
  2. Step 2: Convert to fraction form
    13,262,843,241.55/18,304,328,631.45 = 7,548,517,098.28/x
  3. Step 3: Cross multiply
    13,262,843,241.55x = 18,304,328,631.45 × 7,548,517,098.28
  4. Step 4: Simplify right side
    13,262,843,241.55x = 138,170,537,647,036,481,536
  5. Step 5: Solve for x
    x = 138,170,537,647,036,481,536/13,262,843,241.55
  6. Step 6: Final answer
    x = 10,417,867,053.89

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Double scale
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1.5x scale

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.