Home / 3,105,177,089.62-4,659,220,142.76-1,530,425,940.63

Finding the Fourth Proportional to 3,105,177,089.62, 4,659,220,142.76 and 1,530,425,940.63

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Solution

The fourth proportional to 3,105,177,089.62, 4,659,220,142.76 and 1,530,425,940.63 is: 2,296,355,783.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,177,089.62 : 4,659,220,142.76 = 1,530,425,940.63 : x
  2. Step 2: Convert to fraction form
    3,105,177,089.62/4,659,220,142.76 = 1,530,425,940.63/x
  3. Step 3: Cross multiply
    3,105,177,089.62x = 4,659,220,142.76 × 1,530,425,940.63
  4. Step 4: Simplify right side
    3,105,177,089.62x = 7,130,591,369,597,364,224
  5. Step 5: Solve for x
    x = 7,130,591,369,597,364,224/3,105,177,089.62
  6. Step 6: Final answer
    x = 2,296,355,783.84

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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.