Home / 211,600,468.33-317,274,963.16-80,452,343.73

Finding the Fourth Proportional to 211,600,468.33, 317,274,963.16 and 80,452,343.73

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Solution

The fourth proportional to 211,600,468.33, 317,274,963.16 and 80,452,343.73 is: 120,630,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,600,468.33 : 317,274,963.16 = 80,452,343.73 : x
  2. Step 2: Convert to fraction form
    211,600,468.33/317,274,963.16 = 80,452,343.73/x
  3. Step 3: Cross multiply
    211,600,468.33x = 317,274,963.16 × 80,452,343.73
  4. Step 4: Simplify right side
    211,600,468.33x = 25,525,514,393,071,412
  5. Step 5: Solve for x
    x = 25,525,514,393,071,412/211,600,468.33
  6. Step 6: Final answer
    x = 120,630,708.40

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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.