Home / 215,815,025.21-297,824,524.84-116,695,535.41

Finding the Fourth Proportional to 215,815,025.21, 297,824,524.84 and 116,695,535.41

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Solution

The fourth proportional to 215,815,025.21, 297,824,524.84 and 116,695,535.41 is: 161,039,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,815,025.21 : 297,824,524.84 = 116,695,535.41 : x
  2. Step 2: Convert to fraction form
    215,815,025.21/297,824,524.84 = 116,695,535.41/x
  3. Step 3: Cross multiply
    215,815,025.21x = 297,824,524.84 × 116,695,535.41
  4. Step 4: Simplify right side
    215,815,025.21x = 34,754,792,382,620,024
  5. Step 5: Solve for x
    x = 34,754,792,382,620,024/215,815,025.21
  6. Step 6: Final answer
    x = 161,039,725.33

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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.