Home / 667,413,251.10-1,001,214,355.05-207,303,443.10

Finding the Fourth Proportional to 667,413,251.10, 1,001,214,355.05 and 207,303,443.10

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Solution

The fourth proportional to 667,413,251.10, 1,001,214,355.05 and 207,303,443.10 is: 310,984,510.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,413,251.10 : 1,001,214,355.05 = 207,303,443.10 : x
  2. Step 2: Convert to fraction form
    667,413,251.10/1,001,214,355.05 = 207,303,443.10/x
  3. Step 3: Cross multiply
    667,413,251.10x = 1,001,214,355.05 × 207,303,443.10
  4. Step 4: Simplify right side
    667,413,251.10x = 207,555,183,083,010,848
  5. Step 5: Solve for x
    x = 207,555,183,083,010,848/667,413,251.10
  6. Step 6: Final answer
    x = 310,984,510.33

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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.