Home / 152,212,624.27-228,318,292.72-55,145,573.71

Finding the Fourth Proportional to 152,212,624.27, 228,318,292.72 and 55,145,573.71

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Solution

The fourth proportional to 152,212,624.27, 228,318,292.72 and 55,145,573.71 is: 82,718,127.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,212,624.27 : 228,318,292.72 = 55,145,573.71 : x
  2. Step 2: Convert to fraction form
    152,212,624.27/228,318,292.72 = 55,145,573.71/x
  3. Step 3: Cross multiply
    152,212,624.27x = 228,318,292.72 × 55,145,573.71
  4. Step 4: Simplify right side
    152,212,624.27x = 12,590,743,239,252,660
  5. Step 5: Solve for x
    x = 12,590,743,239,252,660/152,212,624.27
  6. Step 6: Final answer
    x = 82,718,127.36

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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.