Home / 216,890,222.80-325,335,334.20-73,280,981.20

Finding the Fourth Proportional to 216,890,222.80, 325,335,334.20 and 73,280,981.20

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Solution

The fourth proportional to 216,890,222.80, 325,335,334.20 and 73,280,981.20 is: 109,921,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,890,222.80 : 325,335,334.20 = 73,280,981.20 : x
  2. Step 2: Convert to fraction form
    216,890,222.80/325,335,334.20 = 73,280,981.20/x
  3. Step 3: Cross multiply
    216,890,222.80x = 325,335,334.20 × 73,280,981.20
  4. Step 4: Simplify right side
    216,890,222.80x = 23,840,892,509,205,916
  5. Step 5: Solve for x
    x = 23,840,892,509,205,916/216,890,222.80
  6. Step 6: Final answer
    x = 109,921,471.80

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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.