Home / 49,753,051.80-74,629,577.70-45,448,379.70

Finding the Fourth Proportional to 49,753,051.80, 74,629,577.70 and 45,448,379.70

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Solution

The fourth proportional to 49,753,051.80, 74,629,577.70 and 45,448,379.70 is: 68,172,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,753,051.80 : 74,629,577.70 = 45,448,379.70 : x
  2. Step 2: Convert to fraction form
    49,753,051.80/74,629,577.70 = 45,448,379.70/x
  3. Step 3: Cross multiply
    49,753,051.80x = 74,629,577.70 × 45,448,379.70
  4. Step 4: Simplify right side
    49,753,051.80x = 3,391,793,384,160,253
  5. Step 5: Solve for x
    x = 3,391,793,384,160,253/49,753,051.80
  6. Step 6: Final answer
    x = 68,172,569.55

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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.