Home / 343,873,066.80-515,809,600.20-228,483,447.60

Finding the Fourth Proportional to 343,873,066.80, 515,809,600.20 and 228,483,447.60

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Solution

The fourth proportional to 343,873,066.80, 515,809,600.20 and 228,483,447.60 is: 342,725,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,873,066.80 : 515,809,600.20 = 228,483,447.60 : x
  2. Step 2: Convert to fraction form
    343,873,066.80/515,809,600.20 = 228,483,447.60/x
  3. Step 3: Cross multiply
    343,873,066.80x = 515,809,600.20 × 228,483,447.60
  4. Step 4: Simplify right side
    343,873,066.80x = 117,853,955,758,873,648
  5. Step 5: Solve for x
    x = 117,853,955,758,873,648/343,873,066.80
  6. Step 6: Final answer
    x = 342,725,171.40

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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.