Home / 12,558,274,984.08-17,324,973,976.68-7,474,788,498.48

Finding the Fourth Proportional to 12,558,274,984.08, 17,324,973,976.68 and 7,474,788,498.48

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Solution

The fourth proportional to 12,558,274,984.08, 17,324,973,976.68 and 7,474,788,498.48 is: 10,311,966,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,274,984.08 : 17,324,973,976.68 = 7,474,788,498.48 : x
  2. Step 2: Convert to fraction form
    12,558,274,984.08/17,324,973,976.68 = 7,474,788,498.48/x
  3. Step 3: Cross multiply
    12,558,274,984.08x = 17,324,973,976.68 × 7,474,788,498.48
  4. Step 4: Simplify right side
    12,558,274,984.08x = 129,500,516,217,352,962,048
  5. Step 5: Solve for x
    x = 129,500,516,217,352,962,048/12,558,274,984.08
  6. Step 6: Final answer
    x = 10,311,966,920.74

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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.