Home / 11,211,349,735.92-15,464,372,579.76-7,190,651,473.47

Finding the Fourth Proportional to 11,211,349,735.92, 15,464,372,579.76 and 7,190,651,473.47

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Solution

The fourth proportional to 11,211,349,735.92, 15,464,372,579.76 and 7,190,651,473.47 is: 9,918,423,392.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211,349,735.92 : 15,464,372,579.76 = 7,190,651,473.47 : x
  2. Step 2: Convert to fraction form
    11,211,349,735.92/15,464,372,579.76 = 7,190,651,473.47/x
  3. Step 3: Cross multiply
    11,211,349,735.92x = 15,464,372,579.76 × 7,190,651,473.47
  4. Step 4: Simplify right side
    11,211,349,735.92x = 111,198,913,476,940,316,672
  5. Step 5: Solve for x
    x = 111,198,913,476,940,316,672/11,211,349,735.92
  6. Step 6: Final answer
    x = 9,918,423,392.03

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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.