Home / 13,184,785,832.80-19,800,137,000.40-6,986,058,008.80

Finding the Fourth Proportional to 13,184,785,832.80, 19,800,137,000.40 and 6,986,058,008.80

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Solution

The fourth proportional to 13,184,785,832.80, 19,800,137,000.40 and 6,986,058,008.80 is: 10,491,251,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,785,832.80 : 19,800,137,000.40 = 6,986,058,008.80 : x
  2. Step 2: Convert to fraction form
    13,184,785,832.80/19,800,137,000.40 = 6,986,058,008.80/x
  3. Step 3: Cross multiply
    13,184,785,832.80x = 19,800,137,000.40 × 6,986,058,008.80
  4. Step 4: Simplify right side
    13,184,785,832.80x = 138,324,905,666,981,642,240
  5. Step 5: Solve for x
    x = 138,324,905,666,981,642,240/13,184,785,832.80
  6. Step 6: Final answer
    x = 10,491,251,615.39

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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.