Home / 52,503,855,447.76-78,755,985,119.20-12,709,565,177.60

Finding the Fourth Proportional to 52,503,855,447.76, 78,755,985,119.20 and 12,709,565,177.60

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Solution

The fourth proportional to 52,503,855,447.76, 78,755,985,119.20 and 12,709,565,177.60 is: 19,064,396,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,503,855,447.76 : 78,755,985,119.20 = 12,709,565,177.60 : x
  2. Step 2: Convert to fraction form
    52,503,855,447.76/78,755,985,119.20 = 12,709,565,177.60/x
  3. Step 3: Cross multiply
    52,503,855,447.76x = 78,755,985,119.20 × 12,709,565,177.60
  4. Step 4: Simplify right side
    52,503,855,447.76x = 1,000,954,325,998,568,079,360
  5. Step 5: Solve for x
    x = 1,000,954,325,998,568,079,360/52,503,855,447.76
  6. Step 6: Final answer
    x = 19,064,396,651.68

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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.