Home / 110,466,721.37-165,652,055.89-31,665,873.84

Finding the Fourth Proportional to 110,466,721.37, 165,652,055.89 and 31,665,873.84

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Solution

The fourth proportional to 110,466,721.37, 165,652,055.89 and 31,665,873.84 is: 47,485,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,466,721.37 : 165,652,055.89 = 31,665,873.84 : x
  2. Step 2: Convert to fraction form
    110,466,721.37/165,652,055.89 = 31,665,873.84/x
  3. Step 3: Cross multiply
    110,466,721.37x = 165,652,055.89 × 31,665,873.84
  4. Step 4: Simplify right side
    110,466,721.37x = 5,245,517,103,149,368
  5. Step 5: Solve for x
    x = 5,245,517,103,149,368/110,466,721.37
  6. Step 6: Final answer
    x = 47,485,043.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.