Home / 168,530,816.32-252,796,224.54-47,362,268.32

Finding the Fourth Proportional to 168,530,816.32, 252,796,224.54 and 47,362,268.32

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Solution

The fourth proportional to 168,530,816.32, 252,796,224.54 and 47,362,268.32 is: 71,043,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,816.32 : 252,796,224.54 = 47,362,268.32 : x
  2. Step 2: Convert to fraction form
    168,530,816.32/252,796,224.54 = 47,362,268.32/x
  3. Step 3: Cross multiply
    168,530,816.32x = 252,796,224.54 × 47,362,268.32
  4. Step 4: Simplify right side
    168,530,816.32x = 11,973,002,616,946,448
  5. Step 5: Solve for x
    x = 11,973,002,616,946,448/168,530,816.32
  6. Step 6: Final answer
    x = 71,043,402.50

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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.