Home / 6,690,912,876.16-10,037,512,724.32-2,758,469,359.88

Finding the Fourth Proportional to 6,690,912,876.16, 10,037,512,724.32 and 2,758,469,359.88

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Solution

The fourth proportional to 6,690,912,876.16, 10,037,512,724.32 and 2,758,469,359.88 is: 4,138,175,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,912,876.16 : 10,037,512,724.32 = 2,758,469,359.88 : x
  2. Step 2: Convert to fraction form
    6,690,912,876.16/10,037,512,724.32 = 2,758,469,359.88/x
  3. Step 3: Cross multiply
    6,690,912,876.16x = 10,037,512,724.32 × 2,758,469,359.88
  4. Step 4: Simplify right side
    6,690,912,876.16x = 27,688,171,299,442,343,936
  5. Step 5: Solve for x
    x = 27,688,171,299,442,343,936/6,690,912,876.16
  6. Step 6: Final answer
    x = 4,138,175,434.64

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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.