Home / 119,010,899.38-164,226,035.85-66,789,845.98

Finding the Fourth Proportional to 119,010,899.38, 164,226,035.85 and 66,789,845.98

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Solution

The fourth proportional to 119,010,899.38, 164,226,035.85 and 66,789,845.98 is: 92,164,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,010,899.38 : 164,226,035.85 = 66,789,845.98 : x
  2. Step 2: Convert to fraction form
    119,010,899.38/164,226,035.85 = 66,789,845.98/x
  3. Step 3: Cross multiply
    119,010,899.38x = 164,226,035.85 × 66,789,845.98
  4. Step 4: Simplify right side
    119,010,899.38x = 10,968,631,640,327,458
  5. Step 5: Solve for x
    x = 10,968,631,640,327,458/119,010,899.38
  6. Step 6: Final answer
    x = 92,164,933.61

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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.