Home / 101,080,099.52-151,221,215.42-76,558,664.43

Finding the Fourth Proportional to 101,080,099.52, 151,221,215.42 and 76,558,664.43

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Solution

The fourth proportional to 101,080,099.52, 151,221,215.42 and 76,558,664.43 is: 114,535,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,080,099.52 : 151,221,215.42 = 76,558,664.43 : x
  2. Step 2: Convert to fraction form
    101,080,099.52/151,221,215.42 = 76,558,664.43/x
  3. Step 3: Cross multiply
    101,080,099.52x = 151,221,215.42 × 76,558,664.43
  4. Step 4: Simplify right side
    101,080,099.52x = 11,577,294,286,036,522
  5. Step 5: Solve for x
    x = 11,577,294,286,036,522/101,080,099.52
  6. Step 6: Final answer
    x = 114,535,841.78

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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.