Home / 69,704,942.20-104,557,413.30-64,131,105.40

Finding the Fourth Proportional to 69,704,942.20, 104,557,413.30 and 64,131,105.40

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Solution

The fourth proportional to 69,704,942.20, 104,557,413.30 and 64,131,105.40 is: 96,196,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,704,942.20 : 104,557,413.30 = 64,131,105.40 : x
  2. Step 2: Convert to fraction form
    69,704,942.20/104,557,413.30 = 64,131,105.40/x
  3. Step 3: Cross multiply
    69,704,942.20x = 104,557,413.30 × 64,131,105.40
  4. Step 4: Simplify right side
    69,704,942.20x = 6,705,382,492,693,661
  5. Step 5: Solve for x
    x = 6,705,382,492,693,661/69,704,942.20
  6. Step 6: Final answer
    x = 96,196,658.10

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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.