Home / 3,556,251,443.45-5,332,309,443.72-1,345,631,926.82

Finding the Fourth Proportional to 3,556,251,443.45, 5,332,309,443.72 and 1,345,631,926.82

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Solution

The fourth proportional to 3,556,251,443.45, 5,332,309,443.72 and 1,345,631,926.82 is: 2,017,665,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,251,443.45 : 5,332,309,443.72 = 1,345,631,926.82 : x
  2. Step 2: Convert to fraction form
    3,556,251,443.45/5,332,309,443.72 = 1,345,631,926.82/x
  3. Step 3: Cross multiply
    3,556,251,443.45x = 5,332,309,443.72 × 1,345,631,926.82
  4. Step 4: Simplify right side
    3,556,251,443.45x = 7,175,325,831,153,426,432
  5. Step 5: Solve for x
    x = 7,175,325,831,153,426,432/3,556,251,443.45
  6. Step 6: Final answer
    x = 2,017,665,495.61

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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.