Home / 416,914,033-624,964,376.78-198,505,691.32

Finding the Fourth Proportional to 416,914,033, 624,964,376.78 and 198,505,691.32

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Solution

The fourth proportional to 416,914,033, 624,964,376.78 and 198,505,691.32 is: 297,564,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,914,033 : 624,964,376.78 = 198,505,691.32 : x
  2. Step 2: Convert to fraction form
    416,914,033/624,964,376.78 = 198,505,691.32/x
  3. Step 3: Cross multiply
    416,914,033x = 624,964,376.78 × 198,505,691.32
  4. Step 4: Simplify right side
    416,914,033x = 124,058,985,663,086,848
  5. Step 5: Solve for x
    x = 124,058,985,663,086,848/416,914,033
  6. Step 6: Final answer
    x = 297,564,907.50

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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.