Home / 413,399,287.44-620,220,199.32-122,274,090

Finding the Fourth Proportional to 413,399,287.44, 620,220,199.32 and 122,274,090

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Solution

The fourth proportional to 413,399,287.44, 620,220,199.32 and 122,274,090 is: 183,447,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,399,287.44 : 620,220,199.32 = 122,274,090 : x
  2. Step 2: Convert to fraction form
    413,399,287.44/620,220,199.32 = 122,274,090/x
  3. Step 3: Cross multiply
    413,399,287.44x = 620,220,199.32 × 122,274,090
  4. Step 4: Simplify right side
    413,399,287.44x = 75,836,860,471,471,632
  5. Step 5: Solve for x
    x = 75,836,860,471,471,632/413,399,287.44
  6. Step 6: Final answer
    x = 183,447,003.36

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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.