Home / 219,899,624.29-303,465,120.24-120,789,530.08

Finding the Fourth Proportional to 219,899,624.29, 303,465,120.24 and 120,789,530.08

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Solution

The fourth proportional to 219,899,624.29, 303,465,120.24 and 120,789,530.08 is: 166,691,550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,899,624.29 : 303,465,120.24 = 120,789,530.08 : x
  2. Step 2: Convert to fraction form
    219,899,624.29/303,465,120.24 = 120,789,530.08/x
  3. Step 3: Cross multiply
    219,899,624.29x = 303,465,120.24 × 120,789,530.08
  4. Step 4: Simplify right side
    219,899,624.29x = 36,655,409,269,460,296
  5. Step 5: Solve for x
    x = 36,655,409,269,460,296/219,899,624.29
  6. Step 6: Final answer
    x = 166,691,550.24

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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.