Home / 262,942,782.20-393,658,346.10-160,906,110.20

Finding the Fourth Proportional to 262,942,782.20, 393,658,346.10 and 160,906,110.20

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Solution

The fourth proportional to 262,942,782.20, 393,658,346.10 and 160,906,110.20 is: 240,896,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,942,782.20 : 393,658,346.10 = 160,906,110.20 : x
  2. Step 2: Convert to fraction form
    262,942,782.20/393,658,346.10 = 160,906,110.20/x
  3. Step 3: Cross multiply
    262,942,782.20x = 393,658,346.10 × 160,906,110.20
  4. Step 4: Simplify right side
    262,942,782.20x = 63,342,033,218,716,336
  5. Step 5: Solve for x
    x = 63,342,033,218,716,336/262,942,782.20
  6. Step 6: Final answer
    x = 240,896,641.80

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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.