Home / 12,631,573,458.43-17,430,880,781.60-6,914,751,959.14

Finding the Fourth Proportional to 12,631,573,458.43, 17,430,880,781.60 and 6,914,751,959.14

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Solution

The fourth proportional to 12,631,573,458.43, 17,430,880,781.60 and 6,914,751,959.14 is: 9,541,979,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,573,458.43 : 17,430,880,781.60 = 6,914,751,959.14 : x
  2. Step 2: Convert to fraction form
    12,631,573,458.43/17,430,880,781.60 = 6,914,751,959.14/x
  3. Step 3: Cross multiply
    12,631,573,458.43x = 17,430,880,781.60 × 6,914,751,959.14
  4. Step 4: Simplify right side
    12,631,573,458.43x = 120,530,217,034,080,272,384
  5. Step 5: Solve for x
    x = 120,530,217,034,080,272,384/12,631,573,458.43
  6. Step 6: Final answer
    x = 9,541,979,661.58

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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.