Home / 198,781,885,999.62-298,214,711,308.71-64,465,902,910.26

Finding the Fourth Proportional to 198,781,885,999.62, 298,214,711,308.71 and 64,465,902,910.26

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Solution

The fourth proportional to 198,781,885,999.62, 298,214,711,308.71 and 64,465,902,910.26 is: 96,712,436,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,781,885,999.62 : 298,214,711,308.71 = 64,465,902,910.26 : x
  2. Step 2: Convert to fraction form
    198,781,885,999.62/298,214,711,308.71 = 64,465,902,910.26/x
  3. Step 3: Cross multiply
    198,781,885,999.62x = 298,214,711,308.71 × 64,465,902,910.26
  4. Step 4: Simplify right side
    198,781,885,999.62x = 19,224,680,625,638,517,768,192
  5. Step 5: Solve for x
    x = 19,224,680,625,638,517,768,192/198,781,885,999.62
  6. Step 6: Final answer
    x = 96,712,436,995.77

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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.