Home / 416,914,048.96-624,964,400.70-198,505,707.28

Finding the Fourth Proportional to 416,914,048.96, 624,964,400.70 and 198,505,707.28

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Solution

The fourth proportional to 416,914,048.96, 624,964,400.70 and 198,505,707.28 is: 297,564,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,914,048.96 : 624,964,400.70 = 198,505,707.28 : x
  2. Step 2: Convert to fraction form
    416,914,048.96/624,964,400.70 = 198,505,707.28/x
  3. Step 3: Cross multiply
    416,914,048.96x = 624,964,400.70 × 198,505,707.28
  4. Step 4: Simplify right side
    416,914,048.96x = 124,059,000,385,774,832
  5. Step 5: Solve for x
    x = 124,059,000,385,774,832/416,914,048.96
  6. Step 6: Final answer
    x = 297,564,931.42

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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.