Home / 1,067,882,215.20-1,601,823,322.80-378,567,808.80

Finding the Fourth Proportional to 1,067,882,215.20, 1,601,823,322.80 and 378,567,808.80

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Solution

The fourth proportional to 1,067,882,215.20, 1,601,823,322.80 and 378,567,808.80 is: 567,851,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,882,215.20 : 1,601,823,322.80 = 378,567,808.80 : x
  2. Step 2: Convert to fraction form
    1,067,882,215.20/1,601,823,322.80 = 378,567,808.80/x
  3. Step 3: Cross multiply
    1,067,882,215.20x = 1,601,823,322.80 × 378,567,808.80
  4. Step 4: Simplify right side
    1,067,882,215.20x = 606,398,745,397,131,136
  5. Step 5: Solve for x
    x = 606,398,745,397,131,136/1,067,882,215.20
  6. Step 6: Final answer
    x = 567,851,713.20

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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.