Home / 354,504,791.30-531,703,999.11-112,136,202.50

Finding the Fourth Proportional to 354,504,791.30, 531,703,999.11 and 112,136,202.50

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Solution

The fourth proportional to 354,504,791.30, 531,703,999.11 and 112,136,202.50 is: 168,187,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,504,791.30 : 531,703,999.11 = 112,136,202.50 : x
  2. Step 2: Convert to fraction form
    354,504,791.30/531,703,999.11 = 112,136,202.50/x
  3. Step 3: Cross multiply
    354,504,791.30x = 531,703,999.11 × 112,136,202.50
  4. Step 4: Simplify right side
    354,504,791.30x = 59,623,267,314,258,784
  5. Step 5: Solve for x
    x = 59,623,267,314,258,784/354,504,791.30
  6. Step 6: Final answer
    x = 168,187,479.49

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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.