Home / 76,922,600.80-115,383,901.20-23,069,912.80

Finding the Fourth Proportional to 76,922,600.80, 115,383,901.20 and 23,069,912.80

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Solution

The fourth proportional to 76,922,600.80, 115,383,901.20 and 23,069,912.80 is: 34,604,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,922,600.80 : 115,383,901.20 = 23,069,912.80 : x
  2. Step 2: Convert to fraction form
    76,922,600.80/115,383,901.20 = 23,069,912.80/x
  3. Step 3: Cross multiply
    76,922,600.80x = 115,383,901.20 × 23,069,912.80
  4. Step 4: Simplify right side
    76,922,600.80x = 2,661,896,539,207,815.50
  5. Step 5: Solve for x
    x = 2,661,896,539,207,815.50/76,922,600.80
  6. Step 6: Final answer
    x = 34,604,869.20

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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.