Home / 78,314,495,296.49-117,351,844,059.30-52,693,745,164.31

Finding the Fourth Proportional to 78,314,495,296.49, 117,351,844,059.30 and 52,693,745,164.31

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Solution

The fourth proportional to 78,314,495,296.49, 117,351,844,059.30 and 52,693,745,164.31 is: 78,959,944,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,314,495,296.49 : 117,351,844,059.30 = 52,693,745,164.31 : x
  2. Step 2: Convert to fraction form
    78,314,495,296.49/117,351,844,059.30 = 52,693,745,164.31/x
  3. Step 3: Cross multiply
    78,314,495,296.49x = 117,351,844,059.30 × 52,693,745,164.31
  4. Step 4: Simplify right side
    78,314,495,296.49x = 6,183,708,165,422,014,529,536
  5. Step 5: Solve for x
    x = 6,183,708,165,422,014,529,536/78,314,495,296.49
  6. Step 6: Final answer
    x = 78,959,944,030.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.