Home / 257,720,732.48-355,654,663.44-141,827,228.48

Finding the Fourth Proportional to 257,720,732.48, 355,654,663.44 and 141,827,228.48

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Solution

The fourth proportional to 257,720,732.48, 355,654,663.44 and 141,827,228.48 is: 195,721,604.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,720,732.48 : 355,654,663.44 = 141,827,228.48 : x
  2. Step 2: Convert to fraction form
    257,720,732.48/355,654,663.44 = 141,827,228.48/x
  3. Step 3: Cross multiply
    257,720,732.48x = 355,654,663.44 × 141,827,228.48
  4. Step 4: Simplify right side
    257,720,732.48x = 50,441,515,211,682,376
  5. Step 5: Solve for x
    x = 50,441,515,211,682,376/257,720,732.48
  6. Step 6: Final answer
    x = 195,721,604.26

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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.