Home / 77,166,624.58-115,725,558.40-25,342,687.89

Finding the Fourth Proportional to 77,166,624.58, 115,725,558.40 and 25,342,687.89

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Solution

The fourth proportional to 77,166,624.58, 115,725,558.40 and 25,342,687.89 is: 38,006,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,166,624.58 : 115,725,558.40 = 25,342,687.89 : x
  2. Step 2: Convert to fraction form
    77,166,624.58/115,725,558.40 = 25,342,687.89/x
  3. Step 3: Cross multiply
    77,166,624.58x = 115,725,558.40 × 25,342,687.89
  4. Step 4: Simplify right side
    77,166,624.58x = 2,932,796,707,363,811
  5. Step 5: Solve for x
    x = 2,932,796,707,363,811/77,166,624.58
  6. Step 6: Final answer
    x = 38,006,025.58

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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.