Home / 261,761,653.24-361,230,993.36-144,288,945.24

Finding the Fourth Proportional to 261,761,653.24, 361,230,993.36 and 144,288,945.24

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Solution

The fourth proportional to 261,761,653.24, 361,230,993.36 and 144,288,945.24 is: 199,118,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,761,653.24 : 361,230,993.36 = 144,288,945.24 : x
  2. Step 2: Convert to fraction form
    261,761,653.24/361,230,993.36 = 144,288,945.24/x
  3. Step 3: Cross multiply
    261,761,653.24x = 361,230,993.36 × 144,288,945.24
  4. Step 4: Simplify right side
    261,761,653.24x = 52,121,639,021,606,016
  5. Step 5: Solve for x
    x = 52,121,639,021,606,016/261,761,653.24
  6. Step 6: Final answer
    x = 199,118,695.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.