Home / 9,707,794,818.14-13,392,944,930.04-5,638,003,697.72

Finding the Fourth Proportional to 9,707,794,818.14, 13,392,944,930.04 and 5,638,003,697.72

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Solution

The fourth proportional to 9,707,794,818.14, 13,392,944,930.04 and 5,638,003,697.72 is: 7,778,231,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707,794,818.14 : 13,392,944,930.04 = 5,638,003,697.72 : x
  2. Step 2: Convert to fraction form
    9,707,794,818.14/13,392,944,930.04 = 5,638,003,697.72/x
  3. Step 3: Cross multiply
    9,707,794,818.14x = 13,392,944,930.04 × 5,638,003,697.72
  4. Step 4: Simplify right side
    9,707,794,818.14x = 75,509,473,038,942,420,992
  5. Step 5: Solve for x
    x = 75,509,473,038,942,420,992/9,707,794,818.14
  6. Step 6: Final answer
    x = 7,778,231,251.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.