Home / 6,447,511,389.20-9,655,142,770.20-5,157,566,301.20

Finding the Fourth Proportional to 6,447,511,389.20, 9,655,142,770.20 and 5,157,566,301.20

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Solution

The fourth proportional to 6,447,511,389.20, 9,655,142,770.20 and 5,157,566,301.20 is: 7,723,451,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,511,389.20 : 9,655,142,770.20 = 5,157,566,301.20 : x
  2. Step 2: Convert to fraction form
    6,447,511,389.20/9,655,142,770.20 = 5,157,566,301.20/x
  3. Step 3: Cross multiply
    6,447,511,389.20x = 9,655,142,770.20 × 5,157,566,301.20
  4. Step 4: Simplify right side
    6,447,511,389.20x = 49,797,038,984,858,337,280
  5. Step 5: Solve for x
    x = 49,797,038,984,858,337,280/6,447,511,389.20
  6. Step 6: Final answer
    x = 7,723,451,108.33

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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.