Home / 204,782,513.56-282,594,442.62-121,154,957.80

Finding the Fourth Proportional to 204,782,513.56, 282,594,442.62 and 121,154,957.80

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Solution

The fourth proportional to 204,782,513.56, 282,594,442.62 and 121,154,957.80 is: 167,190,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,782,513.56 : 282,594,442.62 = 121,154,957.80 : x
  2. Step 2: Convert to fraction form
    204,782,513.56/282,594,442.62 = 121,154,957.80/x
  3. Step 3: Cross multiply
    204,782,513.56x = 282,594,442.62 × 121,154,957.80
  4. Step 4: Simplify right side
    204,782,513.56x = 34,237,717,770,140,620
  5. Step 5: Solve for x
    x = 34,237,717,770,140,620/204,782,513.56
  6. Step 6: Final answer
    x = 167,190,631.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.