Home / 245,308,907.03-338,530,282.89-133,799,719.61

Finding the Fourth Proportional to 245,308,907.03, 338,530,282.89 and 133,799,719.61

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Solution

The fourth proportional to 245,308,907.03, 338,530,282.89 and 133,799,719.61 is: 184,645,789.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,308,907.03 : 338,530,282.89 = 133,799,719.61 : x
  2. Step 2: Convert to fraction form
    245,308,907.03/338,530,282.89 = 133,799,719.61/x
  3. Step 3: Cross multiply
    245,308,907.03x = 338,530,282.89 × 133,799,719.61
  4. Step 4: Simplify right side
    245,308,907.03x = 45,295,256,930,175,976
  5. Step 5: Solve for x
    x = 45,295,256,930,175,976/245,308,907.03
  6. Step 6: Final answer
    x = 184,645,789.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.