Home / 3,149,285,385.40-4,723,928,078.10-967,968,086.20

Finding the Fourth Proportional to 3,149,285,385.40, 4,723,928,078.10 and 967,968,086.20

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Solution

The fourth proportional to 3,149,285,385.40, 4,723,928,078.10 and 967,968,086.20 is: 1,451,952,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,285,385.40 : 4,723,928,078.10 = 967,968,086.20 : x
  2. Step 2: Convert to fraction form
    3,149,285,385.40/4,723,928,078.10 = 967,968,086.20/x
  3. Step 3: Cross multiply
    3,149,285,385.40x = 4,723,928,078.10 × 967,968,086.20
  4. Step 4: Simplify right side
    3,149,285,385.40x = 4,572,611,621,104,901,632
  5. Step 5: Solve for x
    x = 4,572,611,621,104,901,632/3,149,285,385.40
  6. Step 6: Final answer
    x = 1,451,952,129.30

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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.