Home / 69,936,030.80-104,904,046.20-39,702,942.80

Finding the Fourth Proportional to 69,936,030.80, 104,904,046.20 and 39,702,942.80

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Solution

The fourth proportional to 69,936,030.80, 104,904,046.20 and 39,702,942.80 is: 59,554,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,936,030.80 : 104,904,046.20 = 39,702,942.80 : x
  2. Step 2: Convert to fraction form
    69,936,030.80/104,904,046.20 = 39,702,942.80/x
  3. Step 3: Cross multiply
    69,936,030.80x = 104,904,046.20 × 39,702,942.80
  4. Step 4: Simplify right side
    69,936,030.80x = 4,164,999,345,767,157
  5. Step 5: Solve for x
    x = 4,164,999,345,767,157/69,936,030.80
  6. Step 6: Final answer
    x = 59,554,414.20

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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.