Home / 257,720,746.48-355,654,682.76-141,827,242.48

Finding the Fourth Proportional to 257,720,746.48, 355,654,682.76 and 141,827,242.48

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Solution

The fourth proportional to 257,720,746.48, 355,654,682.76 and 141,827,242.48 is: 195,721,623.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,720,746.48 : 355,654,682.76 = 141,827,242.48 : x
  2. Step 2: Convert to fraction form
    257,720,746.48/355,654,682.76 = 141,827,242.48/x
  3. Step 3: Cross multiply
    257,720,746.48x = 355,654,682.76 × 141,827,242.48
  4. Step 4: Simplify right side
    257,720,746.48x = 50,441,522,930,949,992
  5. Step 5: Solve for x
    x = 50,441,522,930,949,992/257,720,746.48
  6. Step 6: Final answer
    x = 195,721,623.58

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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.