Home / 88,465,740.13-122,083,288.09-49,309,999.68

Finding the Fourth Proportional to 88,465,740.13, 122,083,288.09 and 49,309,999.68

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Solution

The fourth proportional to 88,465,740.13, 122,083,288.09 and 49,309,999.68 is: 68,048,115.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,465,740.13 : 122,083,288.09 = 49,309,999.68 : x
  2. Step 2: Convert to fraction form
    88,465,740.13/122,083,288.09 = 49,309,999.68/x
  3. Step 3: Cross multiply
    88,465,740.13x = 122,083,288.09 × 49,309,999.68
  4. Step 4: Simplify right side
    88,465,740.13x = 6,019,926,896,299,067
  5. Step 5: Solve for x
    x = 6,019,926,896,299,067/88,465,740.13
  6. Step 6: Final answer
    x = 68,048,115.43

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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.