Home / 177,152,139.80-265,728,209.70-161,279,768.60

Finding the Fourth Proportional to 177,152,139.80, 265,728,209.70 and 161,279,768.60

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Solution

The fourth proportional to 177,152,139.80, 265,728,209.70 and 161,279,768.60 is: 241,919,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,152,139.80 : 265,728,209.70 = 161,279,768.60 : x
  2. Step 2: Convert to fraction form
    177,152,139.80/265,728,209.70 = 161,279,768.60/x
  3. Step 3: Cross multiply
    177,152,139.80x = 265,728,209.70 × 161,279,768.60
  4. Step 4: Simplify right side
    177,152,139.80x = 42,856,584,170,908,272
  5. Step 5: Solve for x
    x = 42,856,584,170,908,272/177,152,139.80
  6. Step 6: Final answer
    x = 241,919,652.90

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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.