Home / 177,152,090.80-265,728,136.20-161,279,719.60

Finding the Fourth Proportional to 177,152,090.80, 265,728,136.20 and 161,279,719.60

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Solution

The fourth proportional to 177,152,090.80, 265,728,136.20 and 161,279,719.60 is: 241,919,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,152,090.80 : 265,728,136.20 = 161,279,719.60 : x
  2. Step 2: Convert to fraction form
    177,152,090.80/265,728,136.20 = 161,279,719.60/x
  3. Step 3: Cross multiply
    177,152,090.80x = 265,728,136.20 × 161,279,719.60
  4. Step 4: Simplify right side
    177,152,090.80x = 42,856,559,296,166,608
  5. Step 5: Solve for x
    x = 42,856,559,296,166,608/177,152,090.80
  6. Step 6: Final answer
    x = 241,919,579.40

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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.