Home / 703,561,028.94-1,055,503,675.44-243,499,203.72

Finding the Fourth Proportional to 703,561,028.94, 1,055,503,675.44 and 243,499,203.72

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Solution

The fourth proportional to 703,561,028.94, 1,055,503,675.44 and 243,499,203.72 is: 365,304,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,561,028.94 : 1,055,503,675.44 = 243,499,203.72 : x
  2. Step 2: Convert to fraction form
    703,561,028.94/1,055,503,675.44 = 243,499,203.72/x
  3. Step 3: Cross multiply
    703,561,028.94x = 1,055,503,675.44 × 243,499,203.72
  4. Step 4: Simplify right side
    703,561,028.94x = 257,014,304,493,173,344
  5. Step 5: Solve for x
    x = 257,014,304,493,173,344/703,561,028.94
  6. Step 6: Final answer
    x = 365,304,918.72

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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.