Home / 8,747,448,442.42-12,067,031,636.08-5,313,232,887.30

Finding the Fourth Proportional to 8,747,448,442.42, 12,067,031,636.08 and 5,313,232,887.30

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Solution

The fourth proportional to 8,747,448,442.42, 12,067,031,636.08 and 5,313,232,887.30 is: 7,329,560,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,448,442.42 : 12,067,031,636.08 = 5,313,232,887.30 : x
  2. Step 2: Convert to fraction form
    8,747,448,442.42/12,067,031,636.08 = 5,313,232,887.30/x
  3. Step 3: Cross multiply
    8,747,448,442.42x = 12,067,031,636.08 × 5,313,232,887.30
  4. Step 4: Simplify right side
    8,747,448,442.42x = 64,114,949,340,909,780,992
  5. Step 5: Solve for x
    x = 64,114,949,340,909,780,992/8,747,448,442.42
  6. Step 6: Final answer
    x = 7,329,560,129.78

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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.