Home / 12,694,396,810.82-17,517,226,309.37-7,473,353,438.09

Finding the Fourth Proportional to 12,694,396,810.82, 17,517,226,309.37 and 7,473,353,438.09

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Solution

The fourth proportional to 12,694,396,810.82, 17,517,226,309.37 and 7,473,353,438.09 is: 10,312,614,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694,396,810.82 : 17,517,226,309.37 = 7,473,353,438.09 : x
  2. Step 2: Convert to fraction form
    12,694,396,810.82/17,517,226,309.37 = 7,473,353,438.09/x
  3. Step 3: Cross multiply
    12,694,396,810.82x = 17,517,226,309.37 × 7,473,353,438.09
  4. Step 4: Simplify right side
    12,694,396,810.82x = 130,912,423,464,935,571,456
  5. Step 5: Solve for x
    x = 130,912,423,464,935,571,456/12,694,396,810.82
  6. Step 6: Final answer
    x = 10,312,614,724.11

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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.