Home / 223,221,416.56-308,052,229.08-122,744,635.12

Finding the Fourth Proportional to 223,221,416.56, 308,052,229.08 and 122,744,635.12

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Solution

The fourth proportional to 223,221,416.56, 308,052,229.08 and 122,744,635.12 is: 169,391,266.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,221,416.56 : 308,052,229.08 = 122,744,635.12 : x
  2. Step 2: Convert to fraction form
    223,221,416.56/308,052,229.08 = 122,744,635.12/x
  3. Step 3: Cross multiply
    223,221,416.56x = 308,052,229.08 × 122,744,635.12
  4. Step 4: Simplify right side
    223,221,416.56x = 37,811,758,456,327,256
  5. Step 5: Solve for x
    x = 37,811,758,456,327,256/223,221,416.56
  6. Step 6: Final answer
    x = 169,391,266.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.