Home / 630,193,983.98-945,431,514.20-193,538,735.24

Finding the Fourth Proportional to 630,193,983.98, 945,431,514.20 and 193,538,735.24

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Solution

The fourth proportional to 630,193,983.98, 945,431,514.20 and 193,538,735.24 is: 290,351,263.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,193,983.98 : 945,431,514.20 = 193,538,735.24 : x
  2. Step 2: Convert to fraction form
    630,193,983.98/945,431,514.20 = 193,538,735.24/x
  3. Step 3: Cross multiply
    630,193,983.98x = 945,431,514.20 × 193,538,735.24
  4. Step 4: Simplify right side
    630,193,983.98x = 182,977,619,510,062,816
  5. Step 5: Solve for x
    x = 182,977,619,510,062,816/630,193,983.98
  6. Step 6: Final answer
    x = 290,351,263.52

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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.