Home / 89,084,851.20-133,627,276.80-82,627,843.05

Finding the Fourth Proportional to 89,084,851.20, 133,627,276.80 and 82,627,843.05

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Solution

The fourth proportional to 89,084,851.20, 133,627,276.80 and 82,627,843.05 is: 123,941,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,084,851.20 : 133,627,276.80 = 82,627,843.05 : x
  2. Step 2: Convert to fraction form
    89,084,851.20/133,627,276.80 = 82,627,843.05/x
  3. Step 3: Cross multiply
    89,084,851.20x = 133,627,276.80 × 82,627,843.05
  4. Step 4: Simplify right side
    89,084,851.20x = 11,041,333,654,629,306
  5. Step 5: Solve for x
    x = 11,041,333,654,629,306/89,084,851.20
  6. Step 6: Final answer
    x = 123,941,764.58

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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.