Home / 3,188,659,631.60-4,782,989,447.40-2,897,855,116.40

Finding the Fourth Proportional to 3,188,659,631.60, 4,782,989,447.40 and 2,897,855,116.40

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Solution

The fourth proportional to 3,188,659,631.60, 4,782,989,447.40 and 2,897,855,116.40 is: 4,346,782,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,659,631.60 : 4,782,989,447.40 = 2,897,855,116.40 : x
  2. Step 2: Convert to fraction form
    3,188,659,631.60/4,782,989,447.40 = 2,897,855,116.40/x
  3. Step 3: Cross multiply
    3,188,659,631.60x = 4,782,989,447.40 × 2,897,855,116.40
  4. Step 4: Simplify right side
    3,188,659,631.60x = 13,860,410,441,835,298,816
  5. Step 5: Solve for x
    x = 13,860,410,441,835,298,816/3,188,659,631.60
  6. Step 6: Final answer
    x = 4,346,782,674.60

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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.