Home / 5,236,265,839.95-7,226,199,460.08-2,857,556,993.13

Finding the Fourth Proportional to 5,236,265,839.95, 7,226,199,460.08 and 2,857,556,993.13

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Solution

The fourth proportional to 5,236,265,839.95, 7,226,199,460.08 and 2,857,556,993.13 is: 3,943,511,928.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236,265,839.95 : 7,226,199,460.08 = 2,857,556,993.13 : x
  2. Step 2: Convert to fraction form
    5,236,265,839.95/7,226,199,460.08 = 2,857,556,993.13/x
  3. Step 3: Cross multiply
    5,236,265,839.95x = 7,226,199,460.08 × 2,857,556,993.13
  4. Step 4: Simplify right side
    5,236,265,839.95x = 20,649,276,800,903,835,648
  5. Step 5: Solve for x
    x = 20,649,276,800,903,835,648/5,236,265,839.95
  6. Step 6: Final answer
    x = 3,943,511,928.55

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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.