Home / 188,311,442.88-282,468,066.45-57,154,857.68

Finding the Fourth Proportional to 188,311,442.88, 282,468,066.45 and 57,154,857.68

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Solution

The fourth proportional to 188,311,442.88, 282,468,066.45 and 57,154,857.68 is: 85,732,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,311,442.88 : 282,468,066.45 = 57,154,857.68 : x
  2. Step 2: Convert to fraction form
    188,311,442.88/282,468,066.45 = 57,154,857.68/x
  3. Step 3: Cross multiply
    188,311,442.88x = 282,468,066.45 × 57,154,857.68
  4. Step 4: Simplify right side
    188,311,442.88x = 16,144,422,135,896,524
  5. Step 5: Solve for x
    x = 16,144,422,135,896,524/188,311,442.88
  6. Step 6: Final answer
    x = 85,732,560.32

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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.