Home / 89,993,638.36-124,190,837.85-50,301,116.56

Finding the Fourth Proportional to 89,993,638.36, 124,190,837.85 and 50,301,116.56

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Solution

The fourth proportional to 89,993,638.36, 124,190,837.85 and 50,301,116.56 is: 69,415,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,993,638.36 : 124,190,837.85 = 50,301,116.56 : x
  2. Step 2: Convert to fraction form
    89,993,638.36/124,190,837.85 = 50,301,116.56/x
  3. Step 3: Cross multiply
    89,993,638.36x = 124,190,837.85 × 50,301,116.56
  4. Step 4: Simplify right side
    89,993,638.36x = 6,246,937,810,376,910
  5. Step 5: Solve for x
    x = 6,246,937,810,376,910/89,993,638.36
  6. Step 6: Final answer
    x = 69,415,326.73

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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.