Home / 265,042,751.76-397,046,923.12-206,476,202.08

Finding the Fourth Proportional to 265,042,751.76, 397,046,923.12 and 206,476,202.08

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Solution

The fourth proportional to 265,042,751.76, 397,046,923.12 and 206,476,202.08 is: 309,311,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,042,751.76 : 397,046,923.12 = 206,476,202.08 : x
  2. Step 2: Convert to fraction form
    265,042,751.76/397,046,923.12 = 206,476,202.08/x
  3. Step 3: Cross multiply
    265,042,751.76x = 397,046,923.12 × 206,476,202.08
  4. Step 4: Simplify right side
    265,042,751.76x = 81,980,740,733,367,344
  5. Step 5: Solve for x
    x = 81,980,740,733,367,344/265,042,751.76
  6. Step 6: Final answer
    x = 309,311,385.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.