Home / 673,819,635.54-1,010,728,097.91-632,815,591.74

Finding the Fourth Proportional to 673,819,635.54, 1,010,728,097.91 and 632,815,591.74

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Solution

The fourth proportional to 673,819,635.54, 1,010,728,097.91 and 632,815,591.74 is: 949,222,114.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,819,635.54 : 1,010,728,097.91 = 632,815,591.74 : x
  2. Step 2: Convert to fraction form
    673,819,635.54/1,010,728,097.91 = 632,815,591.74/x
  3. Step 3: Cross multiply
    673,819,635.54x = 1,010,728,097.91 × 632,815,591.74
  4. Step 4: Simplify right side
    673,819,635.54x = 639,604,499,367,161,344
  5. Step 5: Solve for x
    x = 639,604,499,367,161,344/673,819,635.54
  6. Step 6: Final answer
    x = 949,222,114.69

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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.