Home / 1,145,482,704.55-1,717,520,867-445,157,126.83

Finding the Fourth Proportional to 1,145,482,704.55, 1,717,520,867 and 445,157,126.83

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Solution

The fourth proportional to 1,145,482,704.55, 1,717,520,867 and 445,157,126.83 is: 667,462,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,482,704.55 : 1,717,520,867 = 445,157,126.83 : x
  2. Step 2: Convert to fraction form
    1,145,482,704.55/1,717,520,867 = 445,157,126.83/x
  3. Step 3: Cross multiply
    1,145,482,704.55x = 1,717,520,867 × 445,157,126.83
  4. Step 4: Simplify right side
    1,145,482,704.55x = 764,566,654,424,290,560
  5. Step 5: Solve for x
    x = 764,566,654,424,290,560/1,145,482,704.55
  6. Step 6: Final answer
    x = 667,462,416.84

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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.