Home / 196,727,671.20-295,280,463.60-99,792,832.80

Finding the Fourth Proportional to 196,727,671.20, 295,280,463.60 and 99,792,832.80

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Solution

The fourth proportional to 196,727,671.20, 295,280,463.60 and 99,792,832.80 is: 149,785,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,727,671.20 : 295,280,463.60 = 99,792,832.80 : x
  2. Step 2: Convert to fraction form
    196,727,671.20/295,280,463.60 = 99,792,832.80/x
  3. Step 3: Cross multiply
    196,727,671.20x = 295,280,463.60 × 99,792,832.80
  4. Step 4: Simplify right side
    196,727,671.20x = 29,466,873,933,141,288
  5. Step 5: Solve for x
    x = 29,466,873,933,141,288/196,727,671.20
  6. Step 6: Final answer
    x = 149,785,100.15

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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.