Home / 213,446,623.52-320,188,840.68-60,094,008.56

Finding the Fourth Proportional to 213,446,623.52, 320,188,840.68 and 60,094,008.56

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Solution

The fourth proportional to 213,446,623.52, 320,188,840.68 and 60,094,008.56 is: 90,146,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,446,623.52 : 320,188,840.68 = 60,094,008.56 : x
  2. Step 2: Convert to fraction form
    213,446,623.52/320,188,840.68 = 60,094,008.56/x
  3. Step 3: Cross multiply
    213,446,623.52x = 320,188,840.68 × 60,094,008.56
  4. Step 4: Simplify right side
    213,446,623.52x = 19,241,430,931,039,452
  5. Step 5: Solve for x
    x = 19,241,430,931,039,452/213,446,623.52
  6. Step 6: Final answer
    x = 90,146,335.48

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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.