Home / 367,825,402.15-507,722,056.59-219,193,131.44

Finding the Fourth Proportional to 367,825,402.15, 507,722,056.59 and 219,193,131.44

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Solution

The fourth proportional to 367,825,402.15, 507,722,056.59 and 219,193,131.44 is: 302,559,820.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,825,402.15 : 507,722,056.59 = 219,193,131.44 : x
  2. Step 2: Convert to fraction form
    367,825,402.15/507,722,056.59 = 219,193,131.44/x
  3. Step 3: Cross multiply
    367,825,402.15x = 507,722,056.59 × 219,193,131.44
  4. Step 4: Simplify right side
    367,825,402.15x = 111,289,187,485,971,824
  5. Step 5: Solve for x
    x = 111,289,187,485,971,824/367,825,402.15
  6. Step 6: Final answer
    x = 302,559,820.06

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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.