Home / 667,413,308.60-1,001,214,441.30-207,303,500.60

Finding the Fourth Proportional to 667,413,308.60, 1,001,214,441.30 and 207,303,500.60

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Solution

The fourth proportional to 667,413,308.60, 1,001,214,441.30 and 207,303,500.60 is: 310,984,596.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,413,308.60 : 1,001,214,441.30 = 207,303,500.60 : x
  2. Step 2: Convert to fraction form
    667,413,308.60/1,001,214,441.30 = 207,303,500.60/x
  3. Step 3: Cross multiply
    667,413,308.60x = 1,001,214,441.30 × 207,303,500.60
  4. Step 4: Simplify right side
    667,413,308.60x = 207,555,258,532,763,200
  5. Step 5: Solve for x
    x = 207,555,258,532,763,200/667,413,308.60
  6. Step 6: Final answer
    x = 310,984,596.59

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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.