Home / 465,181,298.16-641,954,496.60-256,344,914.40

Finding the Fourth Proportional to 465,181,298.16, 641,954,496.60 and 256,344,914.40

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Solution

The fourth proportional to 465,181,298.16, 641,954,496.60 and 256,344,914.40 is: 353,758,354.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,181,298.16 : 641,954,496.60 = 256,344,914.40 : x
  2. Step 2: Convert to fraction form
    465,181,298.16/641,954,496.60 = 256,344,914.40/x
  3. Step 3: Cross multiply
    465,181,298.16x = 641,954,496.60 × 256,344,914.40
  4. Step 4: Simplify right side
    465,181,298.16x = 164,561,770,479,622,112
  5. Step 5: Solve for x
    x = 164,561,770,479,622,112/465,181,298.16
  6. Step 6: Final answer
    x = 353,758,354.28

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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.