Home / 177,147,340.80-265,721,011.20-165,809,932.80

Finding the Fourth Proportional to 177,147,340.80, 265,721,011.20 and 165,809,932.80

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Solution

The fourth proportional to 177,147,340.80, 265,721,011.20 and 165,809,932.80 is: 248,714,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,340.80 : 265,721,011.20 = 165,809,932.80 : x
  2. Step 2: Convert to fraction form
    177,147,340.80/265,721,011.20 = 165,809,932.80/x
  3. Step 3: Cross multiply
    177,147,340.80x = 265,721,011.20 × 165,809,932.80
  4. Step 4: Simplify right side
    177,147,340.80x = 44,059,183,010,620,048
  5. Step 5: Solve for x
    x = 44,059,183,010,620,048/177,147,340.80
  6. Step 6: Final answer
    x = 248,714,899.20

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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.