Home / 72,436,175.69-108,698,955.10-33,567,382.78

Finding the Fourth Proportional to 72,436,175.69, 108,698,955.10 and 33,567,382.78

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Solution

The fourth proportional to 72,436,175.69, 108,698,955.10 and 33,567,382.78 is: 50,371,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,436,175.69 : 108,698,955.10 = 33,567,382.78 : x
  2. Step 2: Convert to fraction form
    72,436,175.69/108,698,955.10 = 33,567,382.78/x
  3. Step 3: Cross multiply
    72,436,175.69x = 108,698,955.10 × 33,567,382.78
  4. Step 4: Simplify right side
    72,436,175.69x = 3,648,739,433,272,067.50
  5. Step 5: Solve for x
    x = 3,648,739,433,272,067.50/72,436,175.69
  6. Step 6: Final answer
    x = 50,371,784.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.