Home / 838,790,703,590.50-1,258,048,305,877.40-361,131,405,244.66

Finding the Fourth Proportional to 838,790,703,590.50, 1,258,048,305,877.40 and 361,131,405,244.66

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Solution

The fourth proportional to 838,790,703,590.50, 1,258,048,305,877.40 and 361,131,405,244.66 is: 541,637,801,447.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,790,703,590.50 : 1,258,048,305,877.40 = 361,131,405,244.66 : x
  2. Step 2: Convert to fraction form
    838,790,703,590.50/1,258,048,305,877.40 = 361,131,405,244.66/x
  3. Step 3: Cross multiply
    838,790,703,590.50x = 1,258,048,305,877.40 × 361,131,405,244.66
  4. Step 4: Simplify right side
    838,790,703,590.50x = 454,320,752,567,169,224,540,160
  5. Step 5: Solve for x
    x = 454,320,752,567,169,224,540,160/838,790,703,590.50
  6. Step 6: Final answer
    x = 541,637,801,447.27

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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.