Home / 12,126,354,529,710-18,189,372,912,362-2,947,385,672,843.70

Finding the Fourth Proportional to 12,126,354,529,710, 18,189,372,912,362 and 2,947,385,672,843.70

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Solution

The fourth proportional to 12,126,354,529,710, 18,189,372,912,362 and 2,947,385,672,843.70 is: 4,421,039,891,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,126,354,529,710 : 18,189,372,912,362 = 2,947,385,672,843.70 : x
  2. Step 2: Convert to fraction form
    12,126,354,529,710/18,189,372,912,362 = 2,947,385,672,843.70/x
  3. Step 3: Cross multiply
    12,126,354,529,710x = 18,189,372,912,362 × 2,947,385,672,843.70
  4. Step 4: Simplify right side
    12,126,354,529,710x = 53,611,097,119,907,046,861,307,904
  5. Step 5: Solve for x
    x = 53,611,097,119,907,046,861,307,904/12,126,354,529,710
  6. Step 6: Final answer
    x = 4,421,039,891,960.77

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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.