Home / 53,185,896.30-79,778,844.45-44,115,969.90

Finding the Fourth Proportional to 53,185,896.30, 79,778,844.45 and 44,115,969.90

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Solution

The fourth proportional to 53,185,896.30, 79,778,844.45 and 44,115,969.90 is: 66,173,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185,896.30 : 79,778,844.45 = 44,115,969.90 : x
  2. Step 2: Convert to fraction form
    53,185,896.30/79,778,844.45 = 44,115,969.90/x
  3. Step 3: Cross multiply
    53,185,896.30x = 79,778,844.45 × 44,115,969.90
  4. Step 4: Simplify right side
    53,185,896.30x = 3,519,521,100,412,982
  5. Step 5: Solve for x
    x = 3,519,521,100,412,982/53,185,896.30
  6. Step 6: Final answer
    x = 66,173,954.85

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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.