Home / 186,036,618.96-279,248,850.72-82,478,550.06

Finding the Fourth Proportional to 186,036,618.96, 279,248,850.72 and 82,478,550.06

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Solution

The fourth proportional to 186,036,618.96, 279,248,850.72 and 82,478,550.06 is: 123,803,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,036,618.96 : 279,248,850.72 = 82,478,550.06 : x
  2. Step 2: Convert to fraction form
    186,036,618.96/279,248,850.72 = 82,478,550.06/x
  3. Step 3: Cross multiply
    186,036,618.96x = 279,248,850.72 × 82,478,550.06
  4. Step 4: Simplify right side
    186,036,618.96x = 23,032,040,313,306,992
  5. Step 5: Solve for x
    x = 23,032,040,313,306,992/186,036,618.96
  6. Step 6: Final answer
    x = 123,803,799.71

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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.