Home / 132,108,622,495.38-198,081,834,813.58-51,340,018,919.90

Finding the Fourth Proportional to 132,108,622,495.38, 198,081,834,813.58 and 51,340,018,919.90

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Solution

The fourth proportional to 132,108,622,495.38, 198,081,834,813.58 and 51,340,018,919.90 is: 76,978,511,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,108,622,495.38 : 198,081,834,813.58 = 51,340,018,919.90 : x
  2. Step 2: Convert to fraction form
    132,108,622,495.38/198,081,834,813.58 = 51,340,018,919.90/x
  3. Step 3: Cross multiply
    132,108,622,495.38x = 198,081,834,813.58 × 51,340,018,919.90
  4. Step 4: Simplify right side
    132,108,622,495.38x = 10,169,525,147,016,911,388,672
  5. Step 5: Solve for x
    x = 10,169,525,147,016,911,388,672/132,108,622,495.38
  6. Step 6: Final answer
    x = 76,978,511,734.71

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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.