Home / 673,819,634.43-1,010,728,096.24-632,815,590.63

Finding the Fourth Proportional to 673,819,634.43, 1,010,728,096.24 and 632,815,590.63

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Solution

The fourth proportional to 673,819,634.43, 1,010,728,096.24 and 632,815,590.63 is: 949,222,113.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,819,634.43 : 1,010,728,096.24 = 632,815,590.63 : x
  2. Step 2: Convert to fraction form
    673,819,634.43/1,010,728,096.24 = 632,815,590.63/x
  3. Step 3: Cross multiply
    673,819,634.43x = 1,010,728,096.24 × 632,815,590.63
  4. Step 4: Simplify right side
    673,819,634.43x = 639,604,497,188,451,072
  5. Step 5: Solve for x
    x = 639,604,497,188,451,072/673,819,634.43
  6. Step 6: Final answer
    x = 949,222,113.02

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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.