Home / 1,761,463,398.90-2,642,195,098.35-1,180,988,109.30

Finding the Fourth Proportional to 1,761,463,398.90, 2,642,195,098.35 and 1,180,988,109.30

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Solution

The fourth proportional to 1,761,463,398.90, 2,642,195,098.35 and 1,180,988,109.30 is: 1,771,482,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,463,398.90 : 2,642,195,098.35 = 1,180,988,109.30 : x
  2. Step 2: Convert to fraction form
    1,761,463,398.90/2,642,195,098.35 = 1,180,988,109.30/x
  3. Step 3: Cross multiply
    1,761,463,398.90x = 2,642,195,098.35 × 1,180,988,109.30
  4. Step 4: Simplify right side
    1,761,463,398.90x = 3,120,400,993,602,093,568
  5. Step 5: Solve for x
    x = 3,120,400,993,602,093,568/1,761,463,398.90
  6. Step 6: Final answer
    x = 1,771,482,163.95

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Double scale
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Similar ratio
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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.