Home / 217,208,146,211.20-325,808,416,561.20-97,740,917,999.20

Finding the Fourth Proportional to 217,208,146,211.20, 325,808,416,561.20 and 97,740,917,999.20

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Solution

The fourth proportional to 217,208,146,211.20, 325,808,416,561.20 and 97,740,917,999.20 is: 146,609,665,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,208,146,211.20 : 325,808,416,561.20 = 97,740,917,999.20 : x
  2. Step 2: Convert to fraction form
    217,208,146,211.20/325,808,416,561.20 = 97,740,917,999.20/x
  3. Step 3: Cross multiply
    217,208,146,211.20x = 325,808,416,561.20 × 97,740,917,999.20
  4. Step 4: Simplify right side
    217,208,146,211.20x = 31,844,813,726,557,442,932,736
  5. Step 5: Solve for x
    x = 31,844,813,726,557,442,932,736/217,208,146,211.20
  6. Step 6: Final answer
    x = 146,609,665,806.89

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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.