Home / 88,656,091.20-133,083,669.60-68,550,465.60

Finding the Fourth Proportional to 88,656,091.20, 133,083,669.60 and 68,550,465.60

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Solution

The fourth proportional to 88,656,091.20, 133,083,669.60 and 68,550,465.60 is: 102,902,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656,091.20 : 133,083,669.60 = 68,550,465.60 : x
  2. Step 2: Convert to fraction form
    88,656,091.20/133,083,669.60 = 68,550,465.60/x
  3. Step 3: Cross multiply
    88,656,091.20x = 133,083,669.60 × 68,550,465.60
  4. Step 4: Simplify right side
    88,656,091.20x = 9,122,947,514,836,564
  5. Step 5: Solve for x
    x = 9,122,947,514,836,564/88,656,091.20
  6. Step 6: Final answer
    x = 102,902,658.93

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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.