Home / 223,875,421.20-336,317,016.60-217,828,803.60

Finding the Fourth Proportional to 223,875,421.20, 336,317,016.60 and 217,828,803.60

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Solution

The fourth proportional to 223,875,421.20, 336,317,016.60 and 217,828,803.60 is: 327,233,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,875,421.20 : 336,317,016.60 = 217,828,803.60 : x
  2. Step 2: Convert to fraction form
    223,875,421.20/336,317,016.60 = 217,828,803.60/x
  3. Step 3: Cross multiply
    223,875,421.20x = 336,317,016.60 × 217,828,803.60
  4. Step 4: Simplify right side
    223,875,421.20x = 73,259,533,356,299,344
  5. Step 5: Solve for x
    x = 73,259,533,356,299,344/223,875,421.20
  6. Step 6: Final answer
    x = 327,233,480.85

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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.