Home / 307,586,584.38-460,870,393.05-216,263,996.22

Finding the Fourth Proportional to 307,586,584.38, 460,870,393.05 and 216,263,996.22

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Solution

The fourth proportional to 307,586,584.38, 460,870,393.05 and 216,263,996.22 is: 324,037,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,586,584.38 : 460,870,393.05 = 216,263,996.22 : x
  2. Step 2: Convert to fraction form
    307,586,584.38/460,870,393.05 = 216,263,996.22/x
  3. Step 3: Cross multiply
    307,586,584.38x = 460,870,393.05 × 216,263,996.22
  4. Step 4: Simplify right side
    307,586,584.38x = 99,669,672,940,475,120
  5. Step 5: Solve for x
    x = 99,669,672,940,475,120/307,586,584.38
  6. Step 6: Final answer
    x = 324,037,776.68

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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.