Home / 169,472,467.80-254,232,321.30-72,427,404.60

Finding the Fourth Proportional to 169,472,467.80, 254,232,321.30 and 72,427,404.60

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Solution

The fourth proportional to 169,472,467.80, 254,232,321.30 and 72,427,404.60 is: 108,651,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,472,467.80 : 254,232,321.30 = 72,427,404.60 : x
  2. Step 2: Convert to fraction form
    169,472,467.80/254,232,321.30 = 72,427,404.60/x
  3. Step 3: Cross multiply
    169,472,467.80x = 254,232,321.30 × 72,427,404.60
  4. Step 4: Simplify right side
    169,472,467.80x = 18,413,387,197,192,296
  5. Step 5: Solve for x
    x = 18,413,387,197,192,296/169,472,467.80
  6. Step 6: Final answer
    x = 108,651,201.20

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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.