Home / 6,447,511,382.20-9,655,142,759.70-5,157,566,294.20

Finding the Fourth Proportional to 6,447,511,382.20, 9,655,142,759.70 and 5,157,566,294.20

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Solution

The fourth proportional to 6,447,511,382.20, 9,655,142,759.70 and 5,157,566,294.20 is: 7,723,451,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,511,382.20 : 9,655,142,759.70 = 5,157,566,294.20 : x
  2. Step 2: Convert to fraction form
    6,447,511,382.20/9,655,142,759.70 = 5,157,566,294.20/x
  3. Step 3: Cross multiply
    6,447,511,382.20x = 9,655,142,759.70 × 5,157,566,294.20
  4. Step 4: Simplify right side
    6,447,511,382.20x = 49,797,038,863,117,893,632
  5. Step 5: Solve for x
    x = 49,797,038,863,117,893,632/6,447,511,382.20
  6. Step 6: Final answer
    x = 7,723,451,097.83

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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.