Home / 228,119,828.53-342,043,093.63-72,606,462.97

Finding the Fourth Proportional to 228,119,828.53, 342,043,093.63 and 72,606,462.97

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Solution

The fourth proportional to 228,119,828.53, 342,043,093.63 and 72,606,462.97 is: 108,866,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,119,828.53 : 342,043,093.63 = 72,606,462.97 : x
  2. Step 2: Convert to fraction form
    228,119,828.53/342,043,093.63 = 72,606,462.97/x
  3. Step 3: Cross multiply
    228,119,828.53x = 342,043,093.63 × 72,606,462.97
  4. Step 4: Simplify right side
    228,119,828.53x = 24,834,539,211,790,836
  5. Step 5: Solve for x
    x = 24,834,539,211,790,836/228,119,828.53
  6. Step 6: Final answer
    x = 108,866,201.47

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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.