Home / 161,522,945.92-242,314,512.08-52,338,380.32

Finding the Fourth Proportional to 161,522,945.92, 242,314,512.08 and 52,338,380.32

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Solution

The fourth proportional to 161,522,945.92, 242,314,512.08 and 52,338,380.32 is: 78,517,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,522,945.92 : 242,314,512.08 = 52,338,380.32 : x
  2. Step 2: Convert to fraction form
    161,522,945.92/242,314,512.08 = 52,338,380.32/x
  3. Step 3: Cross multiply
    161,522,945.92x = 242,314,512.08 × 52,338,380.32
  4. Step 4: Simplify right side
    161,522,945.92x = 12,682,349,090,298,276
  5. Step 5: Solve for x
    x = 12,682,349,090,298,276/161,522,945.92
  6. Step 6: Final answer
    x = 78,517,321.60

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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.