Home / 2,818,073,413.23-3,888,474,698.41-1,628,753,131.54

Finding the Fourth Proportional to 2,818,073,413.23, 3,888,474,698.41 and 1,628,753,131.54

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Solution

The fourth proportional to 2,818,073,413.23, 3,888,474,698.41 and 1,628,753,131.54 is: 2,247,409,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,073,413.23 : 3,888,474,698.41 = 1,628,753,131.54 : x
  2. Step 2: Convert to fraction form
    2,818,073,413.23/3,888,474,698.41 = 1,628,753,131.54/x
  3. Step 3: Cross multiply
    2,818,073,413.23x = 3,888,474,698.41 × 1,628,753,131.54
  4. Step 4: Simplify right side
    2,818,073,413.23x = 6,333,365,341,949,343,744
  5. Step 5: Solve for x
    x = 6,333,365,341,949,343,744/2,818,073,413.23
  6. Step 6: Final answer
    x = 2,247,409,635.33

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Double scale
Find fourth proportional to 2,818,073,414.23, 3,888,474,699.79 and 1,628,753,132.54
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.