Home / 6,048,128,108.70-9,072,192,163.05-1,907,990,142.30

Finding the Fourth Proportional to 6,048,128,108.70, 9,072,192,163.05 and 1,907,990,142.30

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Solution

The fourth proportional to 6,048,128,108.70, 9,072,192,163.05 and 1,907,990,142.30 is: 2,861,985,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048,128,108.70 : 9,072,192,163.05 = 1,907,990,142.30 : x
  2. Step 2: Convert to fraction form
    6,048,128,108.70/9,072,192,163.05 = 1,907,990,142.30/x
  3. Step 3: Cross multiply
    6,048,128,108.70x = 9,072,192,163.05 × 1,907,990,142.30
  4. Step 4: Simplify right side
    6,048,128,108.70x = 17,309,653,216,150,712,320
  5. Step 5: Solve for x
    x = 17,309,653,216,150,712,320/6,048,128,108.70
  6. Step 6: Final answer
    x = 2,861,985,213.45

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Double scale
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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.