Home / 2,949,516,002.60-4,424,274,003.90-1,201,765,985.90

Finding the Fourth Proportional to 2,949,516,002.60, 4,424,274,003.90 and 1,201,765,985.90

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Solution

The fourth proportional to 2,949,516,002.60, 4,424,274,003.90 and 1,201,765,985.90 is: 1,802,648,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,516,002.60 : 4,424,274,003.90 = 1,201,765,985.90 : x
  2. Step 2: Convert to fraction form
    2,949,516,002.60/4,424,274,003.90 = 1,201,765,985.90/x
  3. Step 3: Cross multiply
    2,949,516,002.60x = 4,424,274,003.90 × 1,201,765,985.90
  4. Step 4: Simplify right side
    2,949,516,002.60x = 5,316,942,010,188,623,872
  5. Step 5: Solve for x
    x = 5,316,942,010,188,623,872/2,949,516,002.60
  6. Step 6: Final answer
    x = 1,802,648,978.85

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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.