Home / 5,318,784,015.60-7,978,176,023.40-2,002,592,175.60

Finding the Fourth Proportional to 5,318,784,015.60, 7,978,176,023.40 and 2,002,592,175.60

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Solution

The fourth proportional to 5,318,784,015.60, 7,978,176,023.40 and 2,002,592,175.60 is: 3,003,888,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,784,015.60 : 7,978,176,023.40 = 2,002,592,175.60 : x
  2. Step 2: Convert to fraction form
    5,318,784,015.60/7,978,176,023.40 = 2,002,592,175.60/x
  3. Step 3: Cross multiply
    5,318,784,015.60x = 7,978,176,023.40 × 2,002,592,175.60
  4. Step 4: Simplify right side
    5,318,784,015.60x = 15,977,032,880,020,361,216
  5. Step 5: Solve for x
    x = 15,977,032,880,020,361,216/5,318,784,015.60
  6. Step 6: Final answer
    x = 3,003,888,263.40

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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.