Home / 466,375,129.20-699,562,693.80-143,275,071.60

Finding the Fourth Proportional to 466,375,129.20, 699,562,693.80 and 143,275,071.60

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Solution

The fourth proportional to 466,375,129.20, 699,562,693.80 and 143,275,071.60 is: 214,912,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,375,129.20 : 699,562,693.80 = 143,275,071.60 : x
  2. Step 2: Convert to fraction form
    466,375,129.20/699,562,693.80 = 143,275,071.60/x
  3. Step 3: Cross multiply
    466,375,129.20x = 699,562,693.80 × 143,275,071.60
  4. Step 4: Simplify right side
    466,375,129.20x = 100,229,895,042,883,872
  5. Step 5: Solve for x
    x = 100,229,895,042,883,872/466,375,129.20
  6. Step 6: Final answer
    x = 214,912,607.40

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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.