Home / 3,838,234,891.75-5,757,352,337.63-930,189,739.75

Finding the Fourth Proportional to 3,838,234,891.75, 5,757,352,337.63 and 930,189,739.75

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Solution

The fourth proportional to 3,838,234,891.75, 5,757,352,337.63 and 930,189,739.75 is: 1,395,284,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,234,891.75 : 5,757,352,337.63 = 930,189,739.75 : x
  2. Step 2: Convert to fraction form
    3,838,234,891.75/5,757,352,337.63 = 930,189,739.75/x
  3. Step 3: Cross multiply
    3,838,234,891.75x = 5,757,352,337.63 × 930,189,739.75
  4. Step 4: Simplify right side
    3,838,234,891.75x = 5,355,430,072,589,104,128
  5. Step 5: Solve for x
    x = 5,355,430,072,589,104,128/3,838,234,891.75
  6. Step 6: Final answer
    x = 1,395,284,609.63

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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.