Home / 82,916,843.98-114,425,645.50-45,747,121.72

Finding the Fourth Proportional to 82,916,843.98, 114,425,645.50 and 45,747,121.72

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Solution

The fourth proportional to 82,916,843.98, 114,425,645.50 and 45,747,121.72 is: 63,131,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,916,843.98 : 114,425,645.50 = 45,747,121.72 : x
  2. Step 2: Convert to fraction form
    82,916,843.98/114,425,645.50 = 45,747,121.72/x
  3. Step 3: Cross multiply
    82,916,843.98x = 114,425,645.50 × 45,747,121.72
  4. Step 4: Simplify right side
    82,916,843.98x = 5,234,643,932,578,070
  5. Step 5: Solve for x
    x = 5,234,643,932,578,070/82,916,843.98
  6. Step 6: Final answer
    x = 63,131,249.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.