Home / 117,731,269.44-162,467,564.88-65,520,291.26

Finding the Fourth Proportional to 117,731,269.44, 162,467,564.88 and 65,520,291.26

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Solution

The fourth proportional to 117,731,269.44, 162,467,564.88 and 65,520,291.26 is: 90,417,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,731,269.44 : 162,467,564.88 = 65,520,291.26 : x
  2. Step 2: Convert to fraction form
    117,731,269.44/162,467,564.88 = 65,520,291.26/x
  3. Step 3: Cross multiply
    117,731,269.44x = 162,467,564.88 × 65,520,291.26
  4. Step 4: Simplify right side
    117,731,269.44x = 10,644,922,171,240,546
  5. Step 5: Solve for x
    x = 10,644,922,171,240,546/117,731,269.44
  6. Step 6: Final answer
    x = 90,417,118.76

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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.