Home / 177,147,910.80-265,721,866.20-91,054,468.80

Finding the Fourth Proportional to 177,147,910.80, 265,721,866.20 and 91,054,468.80

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Solution

The fourth proportional to 177,147,910.80, 265,721,866.20 and 91,054,468.80 is: 136,581,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,910.80 : 265,721,866.20 = 91,054,468.80 : x
  2. Step 2: Convert to fraction form
    177,147,910.80/265,721,866.20 = 91,054,468.80/x
  3. Step 3: Cross multiply
    177,147,910.80x = 265,721,866.20 × 91,054,468.80
  4. Step 4: Simplify right side
    177,147,910.80x = 24,195,163,375,385,672
  5. Step 5: Solve for x
    x = 24,195,163,375,385,672/177,147,910.80
  6. Step 6: Final answer
    x = 136,581,703.20

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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.