Home / 3,149,285,415.90-4,723,928,123.85-967,968,116.70

Finding the Fourth Proportional to 3,149,285,415.90, 4,723,928,123.85 and 967,968,116.70

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Solution

The fourth proportional to 3,149,285,415.90, 4,723,928,123.85 and 967,968,116.70 is: 1,451,952,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,285,415.90 : 4,723,928,123.85 = 967,968,116.70 : x
  2. Step 2: Convert to fraction form
    3,149,285,415.90/4,723,928,123.85 = 967,968,116.70/x
  3. Step 3: Cross multiply
    3,149,285,415.90x = 4,723,928,123.85 × 967,968,116.70
  4. Step 4: Simplify right side
    3,149,285,415.90x = 4,572,611,809,469,249,536
  5. Step 5: Solve for x
    x = 4,572,611,809,469,249,536/3,149,285,415.90
  6. Step 6: Final answer
    x = 1,451,952,175.05

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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.