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Finding the Fourth Proportional to 1,062,953,608.80, 1,594,430,413.20 and 960,916,936.80

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Solution

The fourth proportional to 1,062,953,608.80, 1,594,430,413.20 and 960,916,936.80 is: 1,441,375,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,953,608.80 : 1,594,430,413.20 = 960,916,936.80 : x
  2. Step 2: Convert to fraction form
    1,062,953,608.80/1,594,430,413.20 = 960,916,936.80/x
  3. Step 3: Cross multiply
    1,062,953,608.80x = 1,594,430,413.20 × 960,916,936.80
  4. Step 4: Simplify right side
    1,062,953,608.80x = 1,532,115,188,592,902,144
  5. Step 5: Solve for x
    x = 1,532,115,188,592,902,144/1,062,953,608.80
  6. Step 6: Final answer
    x = 1,441,375,405.20

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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.