Home / 119,524,961.51-164,942,770.22-66,603,899.69

Finding the Fourth Proportional to 119,524,961.51, 164,942,770.22 and 66,603,899.69

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Solution

The fourth proportional to 119,524,961.51, 164,942,770.22 and 66,603,899.69 is: 91,912,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,524,961.51 : 164,942,770.22 = 66,603,899.69 : x
  2. Step 2: Convert to fraction form
    119,524,961.51/164,942,770.22 = 66,603,899.69/x
  3. Step 3: Cross multiply
    119,524,961.51x = 164,942,770.22 × 66,603,899.69
  4. Step 4: Simplify right side
    119,524,961.51x = 10,985,831,721,498,886
  5. Step 5: Solve for x
    x = 10,985,831,721,498,886/119,524,961.51
  6. Step 6: Final answer
    x = 91,912,447.27

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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.