Home / 219,163,105,528.96-328,664,025,112.50-75,705,629,105.94

Finding the Fourth Proportional to 219,163,105,528.96, 328,664,025,112.50 and 75,705,629,105.94

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Solution

The fourth proportional to 219,163,105,528.96, 328,664,025,112.50 and 75,705,629,105.94 is: 113,530,590,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,163,105,528.96 : 328,664,025,112.50 = 75,705,629,105.94 : x
  2. Step 2: Convert to fraction form
    219,163,105,528.96/328,664,025,112.50 = 75,705,629,105.94/x
  3. Step 3: Cross multiply
    219,163,105,528.96x = 328,664,025,112.50 × 75,705,629,105.94
  4. Step 4: Simplify right side
    219,163,105,528.96x = 24,881,716,785,632,275,070,976
  5. Step 5: Solve for x
    x = 24,881,716,785,632,275,070,976/219,163,105,528.96
  6. Step 6: Final answer
    x = 113,530,590,495.97

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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.