Home / 262,942,859.20-393,658,461.60-160,906,187.20

Finding the Fourth Proportional to 262,942,859.20, 393,658,461.60 and 160,906,187.20

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Solution

The fourth proportional to 262,942,859.20, 393,658,461.60 and 160,906,187.20 is: 240,896,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,942,859.20 : 393,658,461.60 = 160,906,187.20 : x
  2. Step 2: Convert to fraction form
    262,942,859.20/393,658,461.60 = 160,906,187.20/x
  3. Step 3: Cross multiply
    262,942,859.20x = 393,658,461.60 × 160,906,187.20
  4. Step 4: Simplify right side
    262,942,859.20x = 63,342,082,115,073,608
  5. Step 5: Solve for x
    x = 63,342,082,115,073,608/262,942,859.20
  6. Step 6: Final answer
    x = 240,896,757.22

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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.