Home / 5,236,265,767.95-7,226,199,360.81-2,857,556,921.04

Finding the Fourth Proportional to 5,236,265,767.95, 7,226,199,360.81 and 2,857,556,921.04

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Solution

The fourth proportional to 5,236,265,767.95, 7,226,199,360.81 and 2,857,556,921.04 is: 3,943,511,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236,265,767.95 : 7,226,199,360.81 = 2,857,556,921.04 : x
  2. Step 2: Convert to fraction form
    5,236,265,767.95/7,226,199,360.81 = 2,857,556,921.04/x
  3. Step 3: Cross multiply
    5,236,265,767.95x = 7,226,199,360.81 × 2,857,556,921.04
  4. Step 4: Simplify right side
    5,236,265,767.95x = 20,649,275,996,297,441,280
  5. Step 5: Solve for x
    x = 20,649,275,996,297,441,280/5,236,265,767.95
  6. Step 6: Final answer
    x = 3,943,511,829.11

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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.