Home / 6,447,511,387.20-9,655,142,767.20-5,157,566,299.20

Finding the Fourth Proportional to 6,447,511,387.20, 9,655,142,767.20 and 5,157,566,299.20

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Solution

The fourth proportional to 6,447,511,387.20, 9,655,142,767.20 and 5,157,566,299.20 is: 7,723,451,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,511,387.20 : 9,655,142,767.20 = 5,157,566,299.20 : x
  2. Step 2: Convert to fraction form
    6,447,511,387.20/9,655,142,767.20 = 5,157,566,299.20/x
  3. Step 3: Cross multiply
    6,447,511,387.20x = 9,655,142,767.20 × 5,157,566,299.20
  4. Step 4: Simplify right side
    6,447,511,387.20x = 49,797,038,950,075,351,040
  5. Step 5: Solve for x
    x = 49,797,038,950,075,351,040/6,447,511,387.20
  6. Step 6: Final answer
    x = 7,723,451,105.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.