Home / 161,254,346.66-240,704,302.23-138,372,324.03

Finding the Fourth Proportional to 161,254,346.66, 240,704,302.23 and 138,372,324.03

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Solution

The fourth proportional to 161,254,346.66, 240,704,302.23 and 138,372,324.03 is: 206,548,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,254,346.66 : 240,704,302.23 = 138,372,324.03 : x
  2. Step 2: Convert to fraction form
    161,254,346.66/240,704,302.23 = 138,372,324.03/x
  3. Step 3: Cross multiply
    161,254,346.66x = 240,704,302.23 × 138,372,324.03
  4. Step 4: Simplify right side
    161,254,346.66x = 33,306,813,703,584,612
  5. Step 5: Solve for x
    x = 33,306,813,703,584,612/161,254,346.66
  6. Step 6: Final answer
    x = 206,548,315.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.