Home / 90,299,167.98-135,453,900.36-25,597,887.54

Finding the Fourth Proportional to 90,299,167.98, 135,453,900.36 and 25,597,887.54

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Solution

The fourth proportional to 90,299,167.98, 135,453,900.36 and 25,597,887.54 is: 38,398,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,299,167.98 : 135,453,900.36 = 25,597,887.54 : x
  2. Step 2: Convert to fraction form
    90,299,167.98/135,453,900.36 = 25,597,887.54/x
  3. Step 3: Cross multiply
    90,299,167.98x = 135,453,900.36 × 25,597,887.54
  4. Step 4: Simplify right side
    90,299,167.98x = 3,467,333,708,269,646
  5. Step 5: Solve for x
    x = 3,467,333,708,269,646/90,299,167.98
  6. Step 6: Final answer
    x = 38,398,290.77

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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.