Home / 104,519,918.78-156,769,747.05-31,737,339.26

Finding the Fourth Proportional to 104,519,918.78, 156,769,747.05 and 31,737,339.26

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Solution

The fourth proportional to 104,519,918.78, 156,769,747.05 and 31,737,339.26 is: 47,602,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,519,918.78 : 156,769,747.05 = 31,737,339.26 : x
  2. Step 2: Convert to fraction form
    104,519,918.78/156,769,747.05 = 31,737,339.26/x
  3. Step 3: Cross multiply
    104,519,918.78x = 156,769,747.05 × 31,737,339.26
  4. Step 4: Simplify right side
    104,519,918.78x = 4,975,454,647,830,235
  5. Step 5: Solve for x
    x = 4,975,454,647,830,235/104,519,918.78
  6. Step 6: Final answer
    x = 47,602,932.59

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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.