Home / 8,187,055,294.12-11,298,136,016.22-4,427,865,770.92

Finding the Fourth Proportional to 8,187,055,294.12, 11,298,136,016.22 and 4,427,865,770.92

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Solution

The fourth proportional to 8,187,055,294.12, 11,298,136,016.22 and 4,427,865,770.92 is: 6,110,454,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,055,294.12 : 11,298,136,016.22 = 4,427,865,770.92 : x
  2. Step 2: Convert to fraction form
    8,187,055,294.12/11,298,136,016.22 = 4,427,865,770.92/x
  3. Step 3: Cross multiply
    8,187,055,294.12x = 11,298,136,016.22 × 4,427,865,770.92
  4. Step 4: Simplify right side
    8,187,055,294.12x = 50,026,629,741,418,987,520
  5. Step 5: Solve for x
    x = 50,026,629,741,418,987,520/8,187,055,294.12
  6. Step 6: Final answer
    x = 6,110,454,607.21

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Double scale
Find fourth proportional to 8,187,055,295.12, 11,298,136,017.60 and 4,427,865,771.92
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1.5x scale

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.