Home / 124,418,682.40-186,628,023.60-88,138,976.80

Finding the Fourth Proportional to 124,418,682.40, 186,628,023.60 and 88,138,976.80

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Solution

The fourth proportional to 124,418,682.40, 186,628,023.60 and 88,138,976.80 is: 132,208,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,418,682.40 : 186,628,023.60 = 88,138,976.80 : x
  2. Step 2: Convert to fraction form
    124,418,682.40/186,628,023.60 = 88,138,976.80/x
  3. Step 3: Cross multiply
    124,418,682.40x = 186,628,023.60 × 88,138,976.80
  4. Step 4: Simplify right side
    124,418,682.40x = 16,449,203,042,310,252
  5. Step 5: Solve for x
    x = 16,449,203,042,310,252/124,418,682.40
  6. Step 6: Final answer
    x = 132,208,465.20

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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.