Home / 196,111,364.57-270,663,105.36-148,990,897.97

Finding the Fourth Proportional to 196,111,364.57, 270,663,105.36 and 148,990,897.97

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Solution

The fourth proportional to 196,111,364.57, 270,663,105.36 and 148,990,897.97 is: 205,629,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,111,364.57 : 270,663,105.36 = 148,990,897.97 : x
  2. Step 2: Convert to fraction form
    196,111,364.57/270,663,105.36 = 148,990,897.97/x
  3. Step 3: Cross multiply
    196,111,364.57x = 270,663,105.36 × 148,990,897.97
  4. Step 4: Simplify right side
    196,111,364.57x = 40,326,339,112,836,856
  5. Step 5: Solve for x
    x = 40,326,339,112,836,856/196,111,364.57
  6. Step 6: Final answer
    x = 205,629,792.04

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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.