Home / 101,187,253.62-139,638,380.67-54,777,473.37

Finding the Fourth Proportional to 101,187,253.62, 139,638,380.67 and 54,777,473.37

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Solution

The fourth proportional to 101,187,253.62, 139,638,380.67 and 54,777,473.37 is: 75,592,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,187,253.62 : 139,638,380.67 = 54,777,473.37 : x
  2. Step 2: Convert to fraction form
    101,187,253.62/139,638,380.67 = 54,777,473.37/x
  3. Step 3: Cross multiply
    101,187,253.62x = 139,638,380.67 × 54,777,473.37
  4. Step 4: Simplify right side
    101,187,253.62x = 7,649,037,678,580,847
  5. Step 5: Solve for x
    x = 7,649,037,678,580,847/101,187,253.62
  6. Step 6: Final answer
    x = 75,592,897.38

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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.