Home / 268,205,888.88-370,040,941.62-156,616,233.21

Finding the Fourth Proportional to 268,205,888.88, 370,040,941.62 and 156,616,233.21

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Solution

The fourth proportional to 268,205,888.88, 370,040,941.62 and 156,616,233.21 is: 216,081,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,205,888.88 : 370,040,941.62 = 156,616,233.21 : x
  2. Step 2: Convert to fraction form
    268,205,888.88/370,040,941.62 = 156,616,233.21/x
  3. Step 3: Cross multiply
    268,205,888.88x = 370,040,941.62 × 156,616,233.21
  4. Step 4: Simplify right side
    268,205,888.88x = 57,954,418,410,005,920
  5. Step 5: Solve for x
    x = 57,954,418,410,005,920/268,205,888.88
  6. Step 6: Final answer
    x = 216,081,826.73

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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.