Home / 240,013,160.66-331,216,398.33-135,589,334.42

Finding the Fourth Proportional to 240,013,160.66, 331,216,398.33 and 135,589,334.42

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Solution

The fourth proportional to 240,013,160.66, 331,216,398.33 and 135,589,334.42 is: 187,112,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,013,160.66 : 331,216,398.33 = 135,589,334.42 : x
  2. Step 2: Convert to fraction form
    240,013,160.66/331,216,398.33 = 135,589,334.42/x
  3. Step 3: Cross multiply
    240,013,160.66x = 331,216,398.33 × 135,589,334.42
  4. Step 4: Simplify right side
    240,013,160.66x = 44,909,410,998,554,296
  5. Step 5: Solve for x
    x = 44,909,410,998,554,296/240,013,160.66
  6. Step 6: Final answer
    x = 187,112,285.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.