Home / 908,770,967.09-1,361,247,462.67-576,606,999.54

Finding the Fourth Proportional to 908,770,967.09, 1,361,247,462.67 and 576,606,999.54

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Solution

The fourth proportional to 908,770,967.09, 1,361,247,462.67 and 576,606,999.54 is: 863,699,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,770,967.09 : 1,361,247,462.67 = 576,606,999.54 : x
  2. Step 2: Convert to fraction form
    908,770,967.09/1,361,247,462.67 = 576,606,999.54/x
  3. Step 3: Cross multiply
    908,770,967.09x = 1,361,247,462.67 × 576,606,999.54
  4. Step 4: Simplify right side
    908,770,967.09x = 784,904,815,082,731,776
  5. Step 5: Solve for x
    x = 784,904,815,082,731,776/908,770,967.09
  6. Step 6: Final answer
    x = 863,699,263.63

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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.