Home / 300,545,852.28-450,812,360.22-82,196,195.16

Finding the Fourth Proportional to 300,545,852.28, 450,812,360.22 and 82,196,195.16

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Solution

The fourth proportional to 300,545,852.28, 450,812,360.22 and 82,196,195.16 is: 123,292,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,545,852.28 : 450,812,360.22 = 82,196,195.16 : x
  2. Step 2: Convert to fraction form
    300,545,852.28/450,812,360.22 = 82,196,195.16/x
  3. Step 3: Cross multiply
    300,545,852.28x = 450,812,360.22 × 82,196,195.16
  4. Step 4: Simplify right side
    300,545,852.28x = 37,055,060,741,183,344
  5. Step 5: Solve for x
    x = 37,055,060,741,183,344/300,545,852.28
  6. Step 6: Final answer
    x = 123,292,537.43

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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.