Home / 213,481,608.48-320,248,324.08-60,127,665.12

Finding the Fourth Proportional to 213,481,608.48, 320,248,324.08 and 60,127,665.12

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Solution

The fourth proportional to 213,481,608.48, 320,248,324.08 and 60,127,665.12 is: 90,198,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,481,608.48 : 320,248,324.08 = 60,127,665.12 : x
  2. Step 2: Convert to fraction form
    213,481,608.48/320,248,324.08 = 60,127,665.12/x
  3. Step 3: Cross multiply
    213,481,608.48x = 320,248,324.08 × 60,127,665.12
  4. Step 4: Simplify right side
    213,481,608.48x = 19,255,783,985,523,472
  5. Step 5: Solve for x
    x = 19,255,783,985,523,472/213,481,608.48
  6. Step 6: Final answer
    x = 90,198,795.68

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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.