Home / 77,201,267.44-115,805,625.28-25,384,722.88

Finding the Fourth Proportional to 77,201,267.44, 115,805,625.28 and 25,384,722.88

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Solution

The fourth proportional to 77,201,267.44, 115,805,625.28 and 25,384,722.88 is: 38,078,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,201,267.44 : 115,805,625.28 = 25,384,722.88 : x
  2. Step 2: Convert to fraction form
    77,201,267.44/115,805,625.28 = 25,384,722.88/x
  3. Step 3: Cross multiply
    77,201,267.44x = 115,805,625.28 × 25,384,722.88
  4. Step 4: Simplify right side
    77,201,267.44x = 2,939,693,705,677,922.50
  5. Step 5: Solve for x
    x = 2,939,693,705,677,922.50/77,201,267.44
  6. Step 6: Final answer
    x = 38,078,308.86

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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.