Home / 119,790,170-165,310,434.48-64,786,026.44

Finding the Fourth Proportional to 119,790,170, 165,310,434.48 and 64,786,026.44

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Solution

The fourth proportional to 119,790,170, 165,310,434.48 and 64,786,026.44 is: 89,404,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,790,170 : 165,310,434.48 = 64,786,026.44 : x
  2. Step 2: Convert to fraction form
    119,790,170/165,310,434.48 = 64,786,026.44/x
  3. Step 3: Cross multiply
    119,790,170x = 165,310,434.48 × 64,786,026.44
  4. Step 4: Simplify right side
    119,790,170x = 10,709,806,179,029,166
  5. Step 5: Solve for x
    x = 10,709,806,179,029,166/119,790,170
  6. Step 6: Final answer
    x = 89,404,716.42

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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.