Home / 1,640,078,491,339-2,459,220,912,350.80-1,302,287,535,536.90

Finding the Fourth Proportional to 1,640,078,491,339, 2,459,220,912,350.80 and 1,302,287,535,536.90

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Solution

The fourth proportional to 1,640,078,491,339, 2,459,220,912,350.80 and 1,302,287,535,536.90 is: 1,952,719,188,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,078,491,339 : 2,459,220,912,350.80 = 1,302,287,535,536.90 : x
  2. Step 2: Convert to fraction form
    1,640,078,491,339/2,459,220,912,350.80 = 1,302,287,535,536.90/x
  3. Step 3: Cross multiply
    1,640,078,491,339x = 2,459,220,912,350.80 × 1,302,287,535,536.90
  4. Step 4: Simplify right side
    1,640,078,491,339x = 3,202,612,741,286,129,465,032,704
  5. Step 5: Solve for x
    x = 3,202,612,741,286,129,465,032,704/1,640,078,491,339
  6. Step 6: Final answer
    x = 1,952,719,188,867.26

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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.