Home / 13,184,785,839.30-19,800,137,010.15-6,986,058,015.30

Finding the Fourth Proportional to 13,184,785,839.30, 19,800,137,010.15 and 6,986,058,015.30

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Solution

The fourth proportional to 13,184,785,839.30, 19,800,137,010.15 and 6,986,058,015.30 is: 10,491,251,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,785,839.30 : 19,800,137,010.15 = 6,986,058,015.30 : x
  2. Step 2: Convert to fraction form
    13,184,785,839.30/19,800,137,010.15 = 6,986,058,015.30/x
  3. Step 3: Cross multiply
    13,184,785,839.30x = 19,800,137,010.15 × 6,986,058,015.30
  4. Step 4: Simplify right side
    13,184,785,839.30x = 138,324,905,863,796,604,928
  5. Step 5: Solve for x
    x = 138,324,905,863,796,604,928/13,184,785,839.30
  6. Step 6: Final answer
    x = 10,491,251,625.15

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Double scale
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1.5x scale

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.