Home / 99,646,071.44-137,511,664.19-55,593,077.11

Finding the Fourth Proportional to 99,646,071.44, 137,511,664.19 and 55,593,077.11

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Solution

The fourth proportional to 99,646,071.44, 137,511,664.19 and 55,593,077.11 is: 76,718,494.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,071.44 : 137,511,664.19 = 55,593,077.11 : x
  2. Step 2: Convert to fraction form
    99,646,071.44/137,511,664.19 = 55,593,077.11/x
  3. Step 3: Cross multiply
    99,646,071.44x = 137,511,664.19 × 55,593,077.11
  4. Step 4: Simplify right side
    99,646,071.44x = 7,644,696,550,634,299
  5. Step 5: Solve for x
    x = 7,644,696,550,634,299/99,646,071.44
  6. Step 6: Final answer
    x = 76,718,494.17

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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.