Home / 119,524,961.76-164,942,770.57-66,603,899.93

Finding the Fourth Proportional to 119,524,961.76, 164,942,770.57 and 66,603,899.93

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Solution

The fourth proportional to 119,524,961.76, 164,942,770.57 and 66,603,899.93 is: 91,912,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,524,961.76 : 164,942,770.57 = 66,603,899.93 : x
  2. Step 2: Convert to fraction form
    119,524,961.76/164,942,770.57 = 66,603,899.93/x
  3. Step 3: Cross multiply
    119,524,961.76x = 164,942,770.57 × 66,603,899.93
  4. Step 4: Simplify right side
    119,524,961.76x = 10,985,831,785,157,808
  5. Step 5: Solve for x
    x = 10,985,831,785,157,808/119,524,961.76
  6. Step 6: Final answer
    x = 91,912,447.61

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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.