Home / 82,027,361.19-123,067,978.07-33,545,988.39

Finding the Fourth Proportional to 82,027,361.19, 123,067,978.07 and 33,545,988.39

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Solution

The fourth proportional to 82,027,361.19, 123,067,978.07 and 33,545,988.39 is: 50,329,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,027,361.19 : 123,067,978.07 = 33,545,988.39 : x
  2. Step 2: Convert to fraction form
    82,027,361.19/123,067,978.07 = 33,545,988.39/x
  3. Step 3: Cross multiply
    82,027,361.19x = 123,067,978.07 × 33,545,988.39
  4. Step 4: Simplify right side
    82,027,361.19x = 4,128,436,963,349,264.50
  5. Step 5: Solve for x
    x = 4,128,436,963,349,264.50/82,027,361.19
  6. Step 6: Final answer
    x = 50,329,998.47

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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.