Home / 416,914,047.96-624,964,399.20-198,505,706.28

Finding the Fourth Proportional to 416,914,047.96, 624,964,399.20 and 198,505,706.28

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Solution

The fourth proportional to 416,914,047.96, 624,964,399.20 and 198,505,706.28 is: 297,564,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,914,047.96 : 624,964,399.20 = 198,505,706.28 : x
  2. Step 2: Convert to fraction form
    416,914,047.96/624,964,399.20 = 198,505,706.28/x
  3. Step 3: Cross multiply
    416,914,047.96x = 624,964,399.20 × 198,505,706.28
  4. Step 4: Simplify right side
    416,914,047.96x = 124,058,999,463,051,872
  5. Step 5: Solve for x
    x = 124,058,999,463,051,872/416,914,047.96
  6. Step 6: Final answer
    x = 297,564,929.92

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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.