Home / 822,072,653.82-1,234,161,233.84-706,229,144.64

Finding the Fourth Proportional to 822,072,653.82, 1,234,161,233.84 and 706,229,144.64

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Solution

The fourth proportional to 822,072,653.82, 1,234,161,233.84 and 706,229,144.64 is: 1,060,247,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,072,653.82 : 1,234,161,233.84 = 706,229,144.64 : x
  2. Step 2: Convert to fraction form
    822,072,653.82/1,234,161,233.84 = 706,229,144.64/x
  3. Step 3: Cross multiply
    822,072,653.82x = 1,234,161,233.84 × 706,229,144.64
  4. Step 4: Simplify right side
    822,072,653.82x = 871,600,632,522,670,208
  5. Step 5: Solve for x
    x = 871,600,632,522,670,208/822,072,653.82
  6. Step 6: Final answer
    x = 1,060,247,690.36

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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.