Home / 1,145,482,675.43-1,717,520,823.38-445,157,097.64

Finding the Fourth Proportional to 1,145,482,675.43, 1,717,520,823.38 and 445,157,097.64

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Solution

The fourth proportional to 1,145,482,675.43, 1,717,520,823.38 and 445,157,097.64 is: 667,462,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,482,675.43 : 1,717,520,823.38 = 445,157,097.64 : x
  2. Step 2: Convert to fraction form
    1,145,482,675.43/1,717,520,823.38 = 445,157,097.64/x
  3. Step 3: Cross multiply
    1,145,482,675.43x = 1,717,520,823.38 × 445,157,097.64
  4. Step 4: Simplify right side
    1,145,482,675.43x = 764,566,584,868,957,312
  5. Step 5: Solve for x
    x = 764,566,584,868,957,312/1,145,482,675.43
  6. Step 6: Final answer
    x = 667,462,373.09

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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.