Home / 2,110,554,327.18-3,162,603,099.60-1,128,120,684.78

Finding the Fourth Proportional to 2,110,554,327.18, 3,162,603,099.60 and 1,128,120,684.78

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Solution

The fourth proportional to 2,110,554,327.18, 3,162,603,099.60 and 1,128,120,684.78 is: 1,690,455,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,554,327.18 : 3,162,603,099.60 = 1,128,120,684.78 : x
  2. Step 2: Convert to fraction form
    2,110,554,327.18/3,162,603,099.60 = 1,128,120,684.78/x
  3. Step 3: Cross multiply
    2,110,554,327.18x = 3,162,603,099.60 × 1,128,120,684.78
  4. Step 4: Simplify right side
    2,110,554,327.18x = 3,567,797,974,408,102,400
  5. Step 5: Solve for x
    x = 3,567,797,974,408,102,400/2,110,554,327.18
  6. Step 6: Final answer
    x = 1,690,455,407.12

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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.