Home / 66,458,201.10-99,640,062.45-25,501,814.70

Finding the Fourth Proportional to 66,458,201.10, 99,640,062.45 and 25,501,814.70

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Solution

The fourth proportional to 66,458,201.10, 99,640,062.45 and 25,501,814.70 is: 38,234,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,458,201.10 : 99,640,062.45 = 25,501,814.70 : x
  2. Step 2: Convert to fraction form
    66,458,201.10/99,640,062.45 = 25,501,814.70/x
  3. Step 3: Cross multiply
    66,458,201.10x = 99,640,062.45 × 25,501,814.70
  4. Step 4: Simplify right side
    66,458,201.10x = 2,541,002,409,296,328
  5. Step 5: Solve for x
    x = 2,541,002,409,296,328/66,458,201.10
  6. Step 6: Final answer
    x = 38,234,595.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.