Home / 240,256,391.30-331,550,833.92-141,146,173.16

Finding the Fourth Proportional to 240,256,391.30, 331,550,833.92 and 141,146,173.16

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Solution

The fourth proportional to 240,256,391.30, 331,550,833.92 and 141,146,173.16 is: 194,779,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,256,391.30 : 331,550,833.92 = 141,146,173.16 : x
  2. Step 2: Convert to fraction form
    240,256,391.30/331,550,833.92 = 141,146,173.16/x
  3. Step 3: Cross multiply
    240,256,391.30x = 331,550,833.92 × 141,146,173.16
  4. Step 4: Simplify right side
    240,256,391.30x = 46,797,131,415,814,720
  5. Step 5: Solve for x
    x = 46,797,131,415,814,720/240,256,391.30
  6. Step 6: Final answer
    x = 194,779,964.70

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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.