Home / 465,181,298.70-641,954,497.41-256,344,914.94

Finding the Fourth Proportional to 465,181,298.70, 641,954,497.41 and 256,344,914.94

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Solution

The fourth proportional to 465,181,298.70, 641,954,497.41 and 256,344,914.94 is: 353,758,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,181,298.70 : 641,954,497.41 = 256,344,914.94 : x
  2. Step 2: Convert to fraction form
    465,181,298.70/641,954,497.41 = 256,344,914.94/x
  3. Step 3: Cross multiply
    465,181,298.70x = 641,954,497.41 × 256,344,914.94
  4. Step 4: Simplify right side
    465,181,298.70x = 164,561,771,033,916,896
  5. Step 5: Solve for x
    x = 164,561,771,033,916,896/465,181,298.70
  6. Step 6: Final answer
    x = 353,758,355.06

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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.