Home / 735,494,420.16-1,014,990,121.44-405,481,368.96

Finding the Fourth Proportional to 735,494,420.16, 1,014,990,121.44 and 405,481,368.96

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Solution

The fourth proportional to 735,494,420.16, 1,014,990,121.44 and 405,481,368.96 is: 559,568,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,494,420.16 : 1,014,990,121.44 = 405,481,368.96 : x
  2. Step 2: Convert to fraction form
    735,494,420.16/1,014,990,121.44 = 405,481,368.96/x
  3. Step 3: Cross multiply
    735,494,420.16x = 1,014,990,121.44 × 405,481,368.96
  4. Step 4: Simplify right side
    735,494,420.16x = 411,559,583,922,367,872
  5. Step 5: Solve for x
    x = 411,559,583,922,367,872/735,494,420.16
  6. Step 6: Final answer
    x = 559,568,601.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.