Home / 10,927,761,644.59-15,080,415,036.21-6,411,717,532.78

Finding the Fourth Proportional to 10,927,761,644.59, 15,080,415,036.21 and 6,411,717,532.78

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Solution

The fourth proportional to 10,927,761,644.59, 15,080,415,036.21 and 6,411,717,532.78 is: 8,848,231,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,761,644.59 : 15,080,415,036.21 = 6,411,717,532.78 : x
  2. Step 2: Convert to fraction form
    10,927,761,644.59/15,080,415,036.21 = 6,411,717,532.78/x
  3. Step 3: Cross multiply
    10,927,761,644.59x = 15,080,415,036.21 × 6,411,717,532.78
  4. Step 4: Simplify right side
    10,927,761,644.59x = 96,691,361,489,229,086,720
  5. Step 5: Solve for x
    x = 96,691,361,489,229,086,720/10,927,761,644.59
  6. Step 6: Final answer
    x = 8,848,231,196.29

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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.