Home / 5,555,818,781.20-7,667,040,804.56-3,298,211,070.72

Finding the Fourth Proportional to 5,555,818,781.20, 7,667,040,804.56 and 3,298,211,070.72

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Solution

The fourth proportional to 5,555,818,781.20, 7,667,040,804.56 and 3,298,211,070.72 is: 4,551,537,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,818,781.20 : 7,667,040,804.56 = 3,298,211,070.72 : x
  2. Step 2: Convert to fraction form
    5,555,818,781.20/7,667,040,804.56 = 3,298,211,070.72/x
  3. Step 3: Cross multiply
    5,555,818,781.20x = 7,667,040,804.56 × 3,298,211,070.72
  4. Step 4: Simplify right side
    5,555,818,781.20x = 25,287,518,861,261,766,656
  5. Step 5: Solve for x
    x = 25,287,518,861,261,766,656/5,555,818,781.20
  6. Step 6: Final answer
    x = 4,551,537,740.37

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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.