Home / 259,744,216.80-389,616,325.20-161,108,767.20

Finding the Fourth Proportional to 259,744,216.80, 389,616,325.20 and 161,108,767.20

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Solution

The fourth proportional to 259,744,216.80, 389,616,325.20 and 161,108,767.20 is: 241,663,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,744,216.80 : 389,616,325.20 = 161,108,767.20 : x
  2. Step 2: Convert to fraction form
    259,744,216.80/389,616,325.20 = 161,108,767.20/x
  3. Step 3: Cross multiply
    259,744,216.80x = 389,616,325.20 × 161,108,767.20
  4. Step 4: Simplify right side
    259,744,216.80x = 62,770,605,833,966,288
  5. Step 5: Solve for x
    x = 62,770,605,833,966,288/259,744,216.80
  6. Step 6: Final answer
    x = 241,663,150.80

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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.