Home / 78,036,196.14-117,056,951.40-37,074,495.30

Finding the Fourth Proportional to 78,036,196.14, 117,056,951.40 and 37,074,495.30

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Solution

The fourth proportional to 78,036,196.14, 117,056,951.40 and 37,074,495.30 is: 55,613,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,036,196.14 : 117,056,951.40 = 37,074,495.30 : x
  2. Step 2: Convert to fraction form
    78,036,196.14/117,056,951.40 = 37,074,495.30/x
  3. Step 3: Cross multiply
    78,036,196.14x = 117,056,951.40 × 37,074,495.30
  4. Step 4: Simplify right side
    78,036,196.14x = 4,339,827,394,511,628.50
  5. Step 5: Solve for x
    x = 4,339,827,394,511,628.50/78,036,196.14
  6. Step 6: Final answer
    x = 55,613,005.36

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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.