Home / 264,452,530.80-396,678,796.20-222,126,207.60

Finding the Fourth Proportional to 264,452,530.80, 396,678,796.20 and 222,126,207.60

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Solution

The fourth proportional to 264,452,530.80, 396,678,796.20 and 222,126,207.60 is: 333,189,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,452,530.80 : 396,678,796.20 = 222,126,207.60 : x
  2. Step 2: Convert to fraction form
    264,452,530.80/396,678,796.20 = 222,126,207.60/x
  3. Step 3: Cross multiply
    264,452,530.80x = 396,678,796.20 × 222,126,207.60
  4. Step 4: Simplify right side
    264,452,530.80x = 88,112,756,635,239,280
  5. Step 5: Solve for x
    x = 88,112,756,635,239,280/264,452,530.80
  6. Step 6: Final answer
    x = 333,189,311.40

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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.