Home / 8,340,381,037.80-12,510,380,267.10-4,198,712,365.80

Finding the Fourth Proportional to 8,340,381,037.80, 12,510,380,267.10 and 4,198,712,365.80

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Solution

The fourth proportional to 8,340,381,037.80, 12,510,380,267.10 and 4,198,712,365.80 is: 6,297,972,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340,381,037.80 : 12,510,380,267.10 = 4,198,712,365.80 : x
  2. Step 2: Convert to fraction form
    8,340,381,037.80/12,510,380,267.10 = 4,198,712,365.80/x
  3. Step 3: Cross multiply
    8,340,381,037.80x = 12,510,380,267.10 × 4,198,712,365.80
  4. Step 4: Simplify right side
    8,340,381,037.80x = 52,527,488,328,333,082,624
  5. Step 5: Solve for x
    x = 52,527,488,328,333,082,624/8,340,381,037.80
  6. Step 6: Final answer
    x = 6,297,972,249.74

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1.5x scale

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.