Home / 1,660,827,257.40-2,491,240,886.10-970,379,110.20

Finding the Fourth Proportional to 1,660,827,257.40, 2,491,240,886.10 and 970,379,110.20

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Solution

The fourth proportional to 1,660,827,257.40, 2,491,240,886.10 and 970,379,110.20 is: 1,455,568,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,827,257.40 : 2,491,240,886.10 = 970,379,110.20 : x
  2. Step 2: Convert to fraction form
    1,660,827,257.40/2,491,240,886.10 = 970,379,110.20/x
  3. Step 3: Cross multiply
    1,660,827,257.40x = 2,491,240,886.10 × 970,379,110.20
  4. Step 4: Simplify right side
    1,660,827,257.40x = 2,417,448,114,347,577,344
  5. Step 5: Solve for x
    x = 2,417,448,114,347,577,344/1,660,827,257.40
  6. Step 6: Final answer
    x = 1,455,568,665.30

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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.