Home / 82,650,675.11-114,215,236.04-61,988,249.03

Finding the Fourth Proportional to 82,650,675.11, 114,215,236.04 and 61,988,249.03

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Solution

The fourth proportional to 82,650,675.11, 114,215,236.04 and 61,988,249.03 is: 85,661,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,650,675.11 : 114,215,236.04 = 61,988,249.03 : x
  2. Step 2: Convert to fraction form
    82,650,675.11/114,215,236.04 = 61,988,249.03/x
  3. Step 3: Cross multiply
    82,650,675.11x = 114,215,236.04 × 61,988,249.03
  4. Step 4: Simplify right side
    82,650,675.11x = 7,080,002,494,251,646
  5. Step 5: Solve for x
    x = 7,080,002,494,251,646/82,650,675.11
  6. Step 6: Final answer
    x = 85,661,762.41

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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.