Home / 213,197,665.76-319,796,462.14-116,234,913.95

Finding the Fourth Proportional to 213,197,665.76, 319,796,462.14 and 116,234,913.95

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Solution

The fourth proportional to 213,197,665.76, 319,796,462.14 and 116,234,913.95 is: 174,352,351.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,197,665.76 : 319,796,462.14 = 116,234,913.95 : x
  2. Step 2: Convert to fraction form
    213,197,665.76/319,796,462.14 = 116,234,913.95/x
  3. Step 3: Cross multiply
    213,197,665.76x = 319,796,462.14 × 116,234,913.95
  4. Step 4: Simplify right side
    213,197,665.76x = 37,171,514,256,467,760
  5. Step 5: Solve for x
    x = 37,171,514,256,467,760/213,197,665.76
  6. Step 6: Final answer
    x = 174,352,351.02

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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.