Home / 197,673,604.96-272,789,102.28-108,365,392.32

Finding the Fourth Proportional to 197,673,604.96, 272,789,102.28 and 108,365,392.32

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Solution

The fourth proportional to 197,673,604.96, 272,789,102.28 and 108,365,392.32 is: 149,543,982.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,673,604.96 : 272,789,102.28 = 108,365,392.32 : x
  2. Step 2: Convert to fraction form
    197,673,604.96/272,789,102.28 = 108,365,392.32/x
  3. Step 3: Cross multiply
    197,673,604.96x = 272,789,102.28 × 108,365,392.32
  4. Step 4: Simplify right side
    197,673,604.96x = 29,560,898,089,192,800
  5. Step 5: Solve for x
    x = 29,560,898,089,192,800/197,673,604.96
  6. Step 6: Final answer
    x = 149,543,982.34

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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.