Home / 403,164,078.30-604,858,091.85-173,243,310.30

Finding the Fourth Proportional to 403,164,078.30, 604,858,091.85 and 173,243,310.30

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Solution

The fourth proportional to 403,164,078.30, 604,858,091.85 and 173,243,310.30 is: 259,913,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,164,078.30 : 604,858,091.85 = 173,243,310.30 : x
  2. Step 2: Convert to fraction form
    403,164,078.30/604,858,091.85 = 173,243,310.30/x
  3. Step 3: Cross multiply
    403,164,078.30x = 604,858,091.85 × 173,243,310.30
  4. Step 4: Simplify right side
    403,164,078.30x = 104,787,618,093,835,456
  5. Step 5: Solve for x
    x = 104,787,618,093,835,456/403,164,078.30
  6. Step 6: Final answer
    x = 259,913,081.88

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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.