Home / 177,160,718.80-265,741,078.20-81,609,230.80

Finding the Fourth Proportional to 177,160,718.80, 265,741,078.20 and 81,609,230.80

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Solution

The fourth proportional to 177,160,718.80, 265,741,078.20 and 81,609,230.80 is: 122,413,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,718.80 : 265,741,078.20 = 81,609,230.80 : x
  2. Step 2: Convert to fraction form
    177,160,718.80/265,741,078.20 = 81,609,230.80/x
  3. Step 3: Cross multiply
    177,160,718.80x = 265,741,078.20 × 81,609,230.80
  4. Step 4: Simplify right side
    177,160,718.80x = 21,686,924,983,864,648
  5. Step 5: Solve for x
    x = 21,686,924,983,864,648/177,160,718.80
  6. Step 6: Final answer
    x = 122,413,846.20

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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.