Home / 345,668,671.44-477,066,342.42-226,691,321.40

Finding the Fourth Proportional to 345,668,671.44, 477,066,342.42 and 226,691,321.40

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Solution

The fourth proportional to 345,668,671.44, 477,066,342.42 and 226,691,321.40 is: 312,862,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,668,671.44 : 477,066,342.42 = 226,691,321.40 : x
  2. Step 2: Convert to fraction form
    345,668,671.44/477,066,342.42 = 226,691,321.40/x
  3. Step 3: Cross multiply
    345,668,671.44x = 477,066,342.42 × 226,691,321.40
  4. Step 4: Simplify right side
    345,668,671.44x = 108,146,799,558,654,688
  5. Step 5: Solve for x
    x = 108,146,799,558,654,688/345,668,671.44
  6. Step 6: Final answer
    x = 312,862,600.79

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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.