Home / 88,419,987.69-122,016,722.79-50,749,352.82

Finding the Fourth Proportional to 88,419,987.69, 122,016,722.79 and 50,749,352.82

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Solution

The fourth proportional to 88,419,987.69, 122,016,722.79 and 50,749,352.82 is: 70,032,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419,987.69 : 122,016,722.79 = 50,749,352.82 : x
  2. Step 2: Convert to fraction form
    88,419,987.69/122,016,722.79 = 50,749,352.82/x
  3. Step 3: Cross multiply
    88,419,987.69x = 122,016,722.79 × 50,749,352.82
  4. Step 4: Simplify right side
    88,419,987.69x = 6,192,269,715,000,155
  5. Step 5: Solve for x
    x = 6,192,269,715,000,155/88,419,987.69
  6. Step 6: Final answer
    x = 70,032,465.25

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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.