Home / 118,267,079,727.25-163,206,442,558.71-66,824,535,078.22

Finding the Fourth Proportional to 118,267,079,727.25, 163,206,442,558.71 and 66,824,535,078.22

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Solution

The fourth proportional to 118,267,079,727.25, 163,206,442,558.71 and 66,824,535,078.22 is: 92,216,656,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,267,079,727.25 : 163,206,442,558.71 = 66,824,535,078.22 : x
  2. Step 2: Convert to fraction form
    118,267,079,727.25/163,206,442,558.71 = 66,824,535,078.22/x
  3. Step 3: Cross multiply
    118,267,079,727.25x = 163,206,442,558.71 × 66,824,535,078.22
  4. Step 4: Simplify right side
    118,267,079,727.25x = 10,906,194,645,756,013,445,120
  5. Step 5: Solve for x
    x = 10,906,194,645,756,013,445,120/118,267,079,727.25
  6. Step 6: Final answer
    x = 92,216,656,324.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.