Home / 11,043,558,517.05-15,240,486,794.09-6,531,305,562.45

Finding the Fourth Proportional to 11,043,558,517.05, 15,240,486,794.09 and 6,531,305,562.45

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Solution

The fourth proportional to 11,043,558,517.05, 15,240,486,794.09 and 6,531,305,562.45 is: 9,013,424,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043,558,517.05 : 15,240,486,794.09 = 6,531,305,562.45 : x
  2. Step 2: Convert to fraction form
    11,043,558,517.05/15,240,486,794.09 = 6,531,305,562.45/x
  3. Step 3: Cross multiply
    11,043,558,517.05x = 15,240,486,794.09 × 6,531,305,562.45
  4. Step 4: Simplify right side
    11,043,558,517.05x = 99,540,276,172,653,117,440
  5. Step 5: Solve for x
    x = 99,540,276,172,653,117,440/11,043,558,517.05
  6. Step 6: Final answer
    x = 9,013,424,071.51

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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.