Home / 320,930,388.96-481,464,644.04-99,597,357.60

Finding the Fourth Proportional to 320,930,388.96, 481,464,644.04 and 99,597,357.60

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Solution

The fourth proportional to 320,930,388.96, 481,464,644.04 and 99,597,357.60 is: 149,417,468.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,930,388.96 : 481,464,644.04 = 99,597,357.60 : x
  2. Step 2: Convert to fraction form
    320,930,388.96/481,464,644.04 = 99,597,357.60/x
  3. Step 3: Cross multiply
    320,930,388.96x = 481,464,644.04 × 99,597,357.60
  4. Step 4: Simplify right side
    320,930,388.96x = 47,952,606,324,208,584
  5. Step 5: Solve for x
    x = 47,952,606,324,208,584/320,930,388.96
  6. Step 6: Final answer
    x = 149,417,468.63

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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.