Home / 99,646,072.94-137,511,666.27-55,593,078.62

Finding the Fourth Proportional to 99,646,072.94, 137,511,666.27 and 55,593,078.62

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Solution

The fourth proportional to 99,646,072.94, 137,511,666.27 and 55,593,078.62 is: 76,718,496.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,072.94 : 137,511,666.27 = 55,593,078.62 : x
  2. Step 2: Convert to fraction form
    99,646,072.94/137,511,666.27 = 55,593,078.62/x
  3. Step 3: Cross multiply
    99,646,072.94x = 137,511,666.27 × 55,593,078.62
  4. Step 4: Simplify right side
    99,646,072.94x = 7,644,696,873,427,755
  5. Step 5: Solve for x
    x = 7,644,696,873,427,755/99,646,072.94
  6. Step 6: Final answer
    x = 76,718,496.26

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Why These Related Problems?

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