Home / 69,854,534,413.40-104,781,801,620.10-19,489,870,843.40

Finding the Fourth Proportional to 69,854,534,413.40, 104,781,801,620.10 and 19,489,870,843.40

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Solution

The fourth proportional to 69,854,534,413.40, 104,781,801,620.10 and 19,489,870,843.40 is: 29,234,806,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,854,534,413.40 : 104,781,801,620.10 = 19,489,870,843.40 : x
  2. Step 2: Convert to fraction form
    69,854,534,413.40/104,781,801,620.10 = 19,489,870,843.40/x
  3. Step 3: Cross multiply
    69,854,534,413.40x = 104,781,801,620.10 × 19,489,870,843.40
  4. Step 4: Simplify right side
    69,854,534,413.40x = 2,042,183,780,314,510,262,272
  5. Step 5: Solve for x
    x = 2,042,183,780,314,510,262,272/69,854,534,413.40
  6. Step 6: Final answer
    x = 29,234,806,265.10

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Double scale
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Similar ratio
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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.