Home / 203,424,680.96-280,724,080.20-110,605,188.56

Finding the Fourth Proportional to 203,424,680.96, 280,724,080.20 and 110,605,188.56

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Solution

The fourth proportional to 203,424,680.96, 280,724,080.20 and 110,605,188.56 is: 152,634,083.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,424,680.96 : 280,724,080.20 = 110,605,188.56 : x
  2. Step 2: Convert to fraction form
    203,424,680.96/280,724,080.20 = 110,605,188.56/x
  3. Step 3: Cross multiply
    203,424,680.96x = 280,724,080.20 × 110,605,188.56
  4. Step 4: Simplify right side
    203,424,680.96x = 31,049,539,823,853,560
  5. Step 5: Solve for x
    x = 31,049,539,823,853,560/203,424,680.96
  6. Step 6: Final answer
    x = 152,634,083.91

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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.