Home / 10,399,205,468.66-15,608,895,163.46-5,018,632,670.39

Finding the Fourth Proportional to 10,399,205,468.66, 15,608,895,163.46 and 5,018,632,670.39

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Solution

The fourth proportional to 10,399,205,468.66, 15,608,895,163.46 and 5,018,632,670.39 is: 7,532,816,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399,205,468.66 : 15,608,895,163.46 = 5,018,632,670.39 : x
  2. Step 2: Convert to fraction form
    10,399,205,468.66/15,608,895,163.46 = 5,018,632,670.39/x
  3. Step 3: Cross multiply
    10,399,205,468.66x = 15,608,895,163.46 × 5,018,632,670.39
  4. Step 4: Simplify right side
    10,399,205,468.66x = 78,335,311,215,929,688,064
  5. Step 5: Solve for x
    x = 78,335,311,215,929,688,064/10,399,205,468.66
  6. Step 6: Final answer
    x = 7,532,816,949.53

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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.