Home / 87,394,957,788.89-120,603,758,226.46-48,814,440,698.15

Finding the Fourth Proportional to 87,394,957,788.89, 120,603,758,226.46 and 48,814,440,698.15

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Solution

The fourth proportional to 87,394,957,788.89, 120,603,758,226.46 and 48,814,440,698.15 is: 67,363,211,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,394,957,788.89 : 120,603,758,226.46 = 48,814,440,698.15 : x
  2. Step 2: Convert to fraction form
    87,394,957,788.89/120,603,758,226.46 = 48,814,440,698.15/x
  3. Step 3: Cross multiply
    87,394,957,788.89x = 120,603,758,226.46 × 48,814,440,698.15
  4. Step 4: Simplify right side
    87,394,957,788.89x = 5,887,205,003,919,551,889,408
  5. Step 5: Solve for x
    x = 5,887,205,003,919,551,889,408/87,394,957,788.89
  6. Step 6: Final answer
    x = 67,363,211,252.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.