Home / 904,990,556.20-1,357,485,834.30-359,732,090.20

Finding the Fourth Proportional to 904,990,556.20, 1,357,485,834.30 and 359,732,090.20

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Solution

The fourth proportional to 904,990,556.20, 1,357,485,834.30 and 359,732,090.20 is: 539,598,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,990,556.20 : 1,357,485,834.30 = 359,732,090.20 : x
  2. Step 2: Convert to fraction form
    904,990,556.20/1,357,485,834.30 = 359,732,090.20/x
  3. Step 3: Cross multiply
    904,990,556.20x = 1,357,485,834.30 × 359,732,090.20
  4. Step 4: Simplify right side
    904,990,556.20x = 488,331,216,589,629,824
  5. Step 5: Solve for x
    x = 488,331,216,589,629,824/904,990,556.20
  6. Step 6: Final answer
    x = 539,598,135.30

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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.