Home / 79,684,654.12-119,515,627.80-25,095,819.29

Finding the Fourth Proportional to 79,684,654.12, 119,515,627.80 and 25,095,819.29

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Solution

The fourth proportional to 79,684,654.12, 119,515,627.80 and 25,095,819.29 is: 37,640,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,684,654.12 : 119,515,627.80 = 25,095,819.29 : x
  2. Step 2: Convert to fraction form
    79,684,654.12/119,515,627.80 = 25,095,819.29/x
  3. Step 3: Cross multiply
    79,684,654.12x = 119,515,627.80 × 25,095,819.29
  4. Step 4: Simplify right side
    79,684,654.12x = 2,999,342,597,002,122
  5. Step 5: Solve for x
    x = 2,999,342,597,002,122/79,684,654.12
  6. Step 6: Final answer
    x = 37,640,153.30

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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.