Home / 215,792,451.52-297,816,660.48-132,216,046.72

Finding the Fourth Proportional to 215,792,451.52, 297,816,660.48 and 132,216,046.72

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Solution

The fourth proportional to 215,792,451.52, 297,816,660.48 and 132,216,046.72 is: 182,472,283.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,792,451.52 : 297,816,660.48 = 132,216,046.72 : x
  2. Step 2: Convert to fraction form
    215,792,451.52/297,816,660.48 = 132,216,046.72/x
  3. Step 3: Cross multiply
    215,792,451.52x = 297,816,660.48 × 132,216,046.72
  4. Step 4: Simplify right side
    215,792,451.52x = 39,376,141,496,018,056
  5. Step 5: Solve for x
    x = 39,376,141,496,018,056/215,792,451.52
  6. Step 6: Final answer
    x = 182,472,283.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.