Home / 1,099,733,034.12-1,517,686,112.91-682,179,840.42

Finding the Fourth Proportional to 1,099,733,034.12, 1,517,686,112.91 and 682,179,840.42

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Solution

The fourth proportional to 1,099,733,034.12, 1,517,686,112.91 and 682,179,840.42 is: 941,442,002.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,733,034.12 : 1,517,686,112.91 = 682,179,840.42 : x
  2. Step 2: Convert to fraction form
    1,099,733,034.12/1,517,686,112.91 = 682,179,840.42/x
  3. Step 3: Cross multiply
    1,099,733,034.12x = 1,517,686,112.91 × 682,179,840.42
  4. Step 4: Simplify right side
    1,099,733,034.12x = 1,035,334,870,312,593,920
  5. Step 5: Solve for x
    x = 1,035,334,870,312,593,920/1,099,733,034.12
  6. Step 6: Final answer
    x = 941,442,002.91

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Half scale
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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.