Home / 264,243,220.82-396,415,875.06-100,468,243.10

Finding the Fourth Proportional to 264,243,220.82, 396,415,875.06 and 100,468,243.10

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Solution

The fourth proportional to 264,243,220.82, 396,415,875.06 and 100,468,243.10 is: 150,721,772.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,243,220.82 : 396,415,875.06 = 100,468,243.10 : x
  2. Step 2: Convert to fraction form
    264,243,220.82/396,415,875.06 = 100,468,243.10/x
  3. Step 3: Cross multiply
    264,243,220.82x = 396,415,875.06 × 100,468,243.10
  4. Step 4: Simplify right side
    264,243,220.82x = 39,827,206,504,227,304
  5. Step 5: Solve for x
    x = 39,827,206,504,227,304/264,243,220.82
  6. Step 6: Final answer
    x = 150,721,772.09

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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.