Home / 2,370,472,390.50-3,554,954,945.52-2,215,719,045.78

Finding the Fourth Proportional to 2,370,472,390.50, 3,554,954,945.52 and 2,215,719,045.78

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Solution

The fourth proportional to 2,370,472,390.50, 3,554,954,945.52 and 2,215,719,045.78 is: 3,322,874,128.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370,472,390.50 : 3,554,954,945.52 = 2,215,719,045.78 : x
  2. Step 2: Convert to fraction form
    2,370,472,390.50/3,554,954,945.52 = 2,215,719,045.78/x
  3. Step 3: Cross multiply
    2,370,472,390.50x = 3,554,954,945.52 × 2,215,719,045.78
  4. Step 4: Simplify right side
    2,370,472,390.50x = 7,876,781,379,678,467,072
  5. Step 5: Solve for x
    x = 7,876,781,379,678,467,072/2,370,472,390.50
  6. Step 6: Final answer
    x = 3,322,874,128.91

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1.5x scale

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.