Home / 275,320,190,447.70-412,980,285,671.55-163,467,590,601.30

Finding the Fourth Proportional to 275,320,190,447.70, 412,980,285,671.55 and 163,467,590,601.30

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Solution

The fourth proportional to 275,320,190,447.70, 412,980,285,671.55 and 163,467,590,601.30 is: 245,201,385,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,320,190,447.70 : 412,980,285,671.55 = 163,467,590,601.30 : x
  2. Step 2: Convert to fraction form
    275,320,190,447.70/412,980,285,671.55 = 163,467,590,601.30/x
  3. Step 3: Cross multiply
    275,320,190,447.70x = 412,980,285,671.55 × 163,467,590,601.30
  4. Step 4: Simplify right side
    275,320,190,447.70x = 67,508,892,264,564,852,260,864
  5. Step 5: Solve for x
    x = 67,508,892,264,564,852,260,864/275,320,190,447.70
  6. Step 6: Final answer
    x = 245,201,385,901.95

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Double scale
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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.