Home / 131,631,200.10-197,446,800.15-67,061,118.60

Finding the Fourth Proportional to 131,631,200.10, 197,446,800.15 and 67,061,118.60

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Solution

The fourth proportional to 131,631,200.10, 197,446,800.15 and 67,061,118.60 is: 100,591,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,631,200.10 : 197,446,800.15 = 67,061,118.60 : x
  2. Step 2: Convert to fraction form
    131,631,200.10/197,446,800.15 = 67,061,118.60/x
  3. Step 3: Cross multiply
    131,631,200.10x = 197,446,800.15 × 67,061,118.60
  4. Step 4: Simplify right side
    131,631,200.10x = 13,241,003,282,049,648
  5. Step 5: Solve for x
    x = 13,241,003,282,049,648/131,631,200.10
  6. Step 6: Final answer
    x = 100,591,677.90

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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.