Home / 99,794,601.60-149,691,902.40-61,331,395.20

Finding the Fourth Proportional to 99,794,601.60, 149,691,902.40 and 61,331,395.20

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Solution

The fourth proportional to 99,794,601.60, 149,691,902.40 and 61,331,395.20 is: 91,997,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,794,601.60 : 149,691,902.40 = 61,331,395.20 : x
  2. Step 2: Convert to fraction form
    99,794,601.60/149,691,902.40 = 61,331,395.20/x
  3. Step 3: Cross multiply
    99,794,601.60x = 149,691,902.40 × 61,331,395.20
  4. Step 4: Simplify right side
    99,794,601.60x = 9,180,813,224,334,230
  5. Step 5: Solve for x
    x = 9,180,813,224,334,230/99,794,601.60
  6. Step 6: Final answer
    x = 91,997,092.80

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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.