Home / 82,442,825.62-123,688,172.81-33,233,283.30

Finding the Fourth Proportional to 82,442,825.62, 123,688,172.81 and 33,233,283.30

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Solution

The fourth proportional to 82,442,825.62, 123,688,172.81 and 33,233,283.30 is: 49,859,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,442,825.62 : 123,688,172.81 = 33,233,283.30 : x
  2. Step 2: Convert to fraction form
    82,442,825.62/123,688,172.81 = 33,233,283.30/x
  3. Step 3: Cross multiply
    82,442,825.62x = 123,688,172.81 × 33,233,283.30
  4. Step 4: Simplify right side
    82,442,825.62x = 4,110,564,087,854,087
  5. Step 5: Solve for x
    x = 4,110,564,087,854,087/82,442,825.62
  6. Step 6: Final answer
    x = 49,859,573.07

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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.