Home / 2,111,745,413.66-2,914,211,556.70-1,146,129,329.43

Finding the Fourth Proportional to 2,111,745,413.66, 2,914,211,556.70 and 1,146,129,329.43

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Solution

The fourth proportional to 2,111,745,413.66, 2,914,211,556.70 and 1,146,129,329.43 is: 1,581,660,040.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,745,413.66 : 2,914,211,556.70 = 1,146,129,329.43 : x
  2. Step 2: Convert to fraction form
    2,111,745,413.66/2,914,211,556.70 = 1,146,129,329.43/x
  3. Step 3: Cross multiply
    2,111,745,413.66x = 2,914,211,556.70 × 1,146,129,329.43
  4. Step 4: Simplify right side
    2,111,745,413.66x = 3,340,063,337,294,862,336
  5. Step 5: Solve for x
    x = 3,340,063,337,294,862,336/2,111,745,413.66
  6. Step 6: Final answer
    x = 1,581,660,040.88

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Double scale
Find fourth proportional to 2,111,745,414.66, 2,914,211,558.08 and 1,146,129,330.43
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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.