Home / 78,814,658.35-118,233,269.88-24,231,826.39

Finding the Fourth Proportional to 78,814,658.35, 118,233,269.88 and 24,231,826.39

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Solution

The fourth proportional to 78,814,658.35, 118,233,269.88 and 24,231,826.39 is: 36,351,208.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,814,658.35 : 118,233,269.88 = 24,231,826.39 : x
  2. Step 2: Convert to fraction form
    78,814,658.35/118,233,269.88 = 24,231,826.39/x
  3. Step 3: Cross multiply
    78,814,658.35x = 118,233,269.88 × 24,231,826.39
  4. Step 4: Simplify right side
    78,814,658.35x = 2,865,008,069,008,589
  5. Step 5: Solve for x
    x = 2,865,008,069,008,589/78,814,658.35
  6. Step 6: Final answer
    x = 36,351,208.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.