Home / 116,987,296.88-175,415,342.56-80,140,818.08

Finding the Fourth Proportional to 116,987,296.88, 175,415,342.56 and 80,140,818.08

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Solution

The fourth proportional to 116,987,296.88, 175,415,342.56 and 80,140,818.08 is: 120,166,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,987,296.88 : 175,415,342.56 = 80,140,818.08 : x
  2. Step 2: Convert to fraction form
    116,987,296.88/175,415,342.56 = 80,140,818.08/x
  3. Step 3: Cross multiply
    116,987,296.88x = 175,415,342.56 × 80,140,818.08
  4. Step 4: Simplify right side
    116,987,296.88x = 14,057,929,056,541,842
  5. Step 5: Solve for x
    x = 14,057,929,056,541,842/116,987,296.88
  6. Step 6: Final answer
    x = 120,166,286.69

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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.