Home / 465,181,297.95-641,954,496.39-256,344,914.19

Finding the Fourth Proportional to 465,181,297.95, 641,954,496.39 and 256,344,914.19

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Solution

The fourth proportional to 465,181,297.95, 641,954,496.39 and 256,344,914.19 is: 353,758,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,181,297.95 : 641,954,496.39 = 256,344,914.19 : x
  2. Step 2: Convert to fraction form
    465,181,297.95/641,954,496.39 = 256,344,914.19/x
  3. Step 3: Cross multiply
    465,181,297.95x = 641,954,496.39 × 256,344,914.19
  4. Step 4: Simplify right side
    465,181,297.95x = 164,561,770,290,979,200
  5. Step 5: Solve for x
    x = 164,561,770,290,979,200/465,181,297.95
  6. Step 6: Final answer
    x = 353,758,354.04

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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.