Home / 3,188,702,942.60-4,783,810,241.10-1,636,233,873.80

Finding the Fourth Proportional to 3,188,702,942.60, 4,783,810,241.10 and 1,636,233,873.80

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Solution

The fourth proportional to 3,188,702,942.60, 4,783,810,241.10 and 1,636,233,873.80 is: 2,454,738,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,702,942.60 : 4,783,810,241.10 = 1,636,233,873.80 : x
  2. Step 2: Convert to fraction form
    3,188,702,942.60/4,783,810,241.10 = 1,636,233,873.80/x
  3. Step 3: Cross multiply
    3,188,702,942.60x = 4,783,810,241.10 × 1,636,233,873.80
  4. Step 4: Simplify right side
    3,188,702,942.60x = 7,827,432,362,319,165,440
  5. Step 5: Solve for x
    x = 7,827,432,362,319,165,440/3,188,702,942.60
  6. Step 6: Final answer
    x = 2,454,738,651.80

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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.