Home / 119,644,858.44-165,110,021.46-64,640,758.68

Finding the Fourth Proportional to 119,644,858.44, 165,110,021.46 and 64,640,758.68

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Solution

The fourth proportional to 119,644,858.44, 165,110,021.46 and 64,640,758.68 is: 89,204,310.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,644,858.44 : 165,110,021.46 = 64,640,758.68 : x
  2. Step 2: Convert to fraction form
    119,644,858.44/165,110,021.46 = 64,640,758.68/x
  3. Step 3: Cross multiply
    119,644,858.44x = 165,110,021.46 × 64,640,758.68
  4. Step 4: Simplify right side
    119,644,858.44x = 10,672,837,052,845,482
  5. Step 5: Solve for x
    x = 10,672,837,052,845,482/119,644,858.44
  6. Step 6: Final answer
    x = 89,204,310.09

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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.