Home / 7,201,252,528.08-10,787,902,067.16-5,307,008,521.20

Finding the Fourth Proportional to 7,201,252,528.08, 10,787,902,067.16 and 5,307,008,521.20

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Solution

The fourth proportional to 7,201,252,528.08, 10,787,902,067.16 and 5,307,008,521.20 is: 7,950,212,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201,252,528.08 : 10,787,902,067.16 = 5,307,008,521.20 : x
  2. Step 2: Convert to fraction form
    7,201,252,528.08/10,787,902,067.16 = 5,307,008,521.20/x
  3. Step 3: Cross multiply
    7,201,252,528.08x = 10,787,902,067.16 × 5,307,008,521.20
  4. Step 4: Simplify right side
    7,201,252,528.08x = 57,251,488,196,289,208,320
  5. Step 5: Solve for x
    x = 57,251,488,196,289,208,320/7,201,252,528.08
  6. Step 6: Final answer
    x = 7,950,212,546.09

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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.