Home / 117,731,267.44-162,467,562.12-65,520,289.26

Finding the Fourth Proportional to 117,731,267.44, 162,467,562.12 and 65,520,289.26

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Solution

The fourth proportional to 117,731,267.44, 162,467,562.12 and 65,520,289.26 is: 90,417,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,731,267.44 : 162,467,562.12 = 65,520,289.26 : x
  2. Step 2: Convert to fraction form
    117,731,267.44/162,467,562.12 = 65,520,289.26/x
  3. Step 3: Cross multiply
    117,731,267.44x = 162,467,562.12 × 65,520,289.26
  4. Step 4: Simplify right side
    117,731,267.44x = 10,644,921,665,591,942
  5. Step 5: Solve for x
    x = 10,644,921,665,591,942/117,731,267.44
  6. Step 6: Final answer
    x = 90,417,116.01

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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.