Home / 177,153,777.20-265,730,665.80-131,237,274.80

Finding the Fourth Proportional to 177,153,777.20, 265,730,665.80 and 131,237,274.80

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Solution

The fourth proportional to 177,153,777.20, 265,730,665.80 and 131,237,274.80 is: 196,855,912.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,153,777.20 : 265,730,665.80 = 131,237,274.80 : x
  2. Step 2: Convert to fraction form
    177,153,777.20/265,730,665.80 = 131,237,274.80/x
  3. Step 3: Cross multiply
    177,153,777.20x = 265,730,665.80 × 131,237,274.80
  4. Step 4: Simplify right side
    177,153,777.20x = 34,873,768,410,381,564
  5. Step 5: Solve for x
    x = 34,873,768,410,381,564/177,153,777.20
  6. Step 6: Final answer
    x = 196,855,912.20

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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.