Home / 8,029,578,902.39-11,081,117,932.30-4,815,012,255.14

Finding the Fourth Proportional to 8,029,578,902.39, 11,081,117,932.30 and 4,815,012,255.14

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Solution

The fourth proportional to 8,029,578,902.39, 11,081,117,932.30 and 4,815,012,255.14 is: 6,644,896,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,578,902.39 : 11,081,117,932.30 = 4,815,012,255.14 : x
  2. Step 2: Convert to fraction form
    8,029,578,902.39/11,081,117,932.30 = 4,815,012,255.14/x
  3. Step 3: Cross multiply
    8,029,578,902.39x = 11,081,117,932.30 × 4,815,012,255.14
  4. Step 4: Simplify right side
    8,029,578,902.39x = 53,355,718,644,630,347,776
  5. Step 5: Solve for x
    x = 53,355,718,644,630,347,776/8,029,578,902.39
  6. Step 6: Final answer
    x = 6,644,896,238.42

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Double scale
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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.