Home / 177,105,142.20-265,769,687.70-104,321,782.20

Finding the Fourth Proportional to 177,105,142.20, 265,769,687.70 and 104,321,782.20

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Solution

The fourth proportional to 177,105,142.20, 265,769,687.70 and 104,321,782.20 is: 156,548,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,105,142.20 : 265,769,687.70 = 104,321,782.20 : x
  2. Step 2: Convert to fraction form
    177,105,142.20/265,769,687.70 = 104,321,782.20/x
  3. Step 3: Cross multiply
    177,105,142.20x = 265,769,687.70 × 104,321,782.20
  4. Step 4: Simplify right side
    177,105,142.20x = 27,725,567,475,601,420
  5. Step 5: Solve for x
    x = 27,725,567,475,601,420/177,105,142.20
  6. Step 6: Final answer
    x = 156,548,630.55

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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.