Home / 110,652,106.20-165,836,441.70-84,965,791.20

Finding the Fourth Proportional to 110,652,106.20, 165,836,441.70 and 84,965,791.20

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Solution

The fourth proportional to 110,652,106.20, 165,836,441.70 and 84,965,791.20 is: 127,339,866.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,652,106.20 : 165,836,441.70 = 84,965,791.20 : x
  2. Step 2: Convert to fraction form
    110,652,106.20/165,836,441.70 = 84,965,791.20/x
  3. Step 3: Cross multiply
    110,652,106.20x = 165,836,441.70 × 84,965,791.20
  4. Step 4: Simplify right side
    110,652,106.20x = 14,090,424,478,833,172
  5. Step 5: Solve for x
    x = 14,090,424,478,833,172/110,652,106.20
  6. Step 6: Final answer
    x = 127,339,866.93

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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.