Home / 463,417,021.29-638,906,951.19-334,414,578.04

Finding the Fourth Proportional to 463,417,021.29, 638,906,951.19 and 334,414,578.04

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Solution

The fourth proportional to 463,417,021.29, 638,906,951.19 and 334,414,578.04 is: 461,052,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,417,021.29 : 638,906,951.19 = 334,414,578.04 : x
  2. Step 2: Convert to fraction form
    463,417,021.29/638,906,951.19 = 334,414,578.04/x
  3. Step 3: Cross multiply
    463,417,021.29x = 638,906,951.19 × 334,414,578.04
  4. Step 4: Simplify right side
    463,417,021.29x = 213,659,798,486,804,128
  5. Step 5: Solve for x
    x = 213,659,798,486,804,128/463,417,021.29
  6. Step 6: Final answer
    x = 461,052,979.65

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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.