Home / 3,541,385,413.36-4,885,346,705.86-2,111,448,038.73

Finding the Fourth Proportional to 3,541,385,413.36, 4,885,346,705.86 and 2,111,448,038.73

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Solution

The fourth proportional to 3,541,385,413.36, 4,885,346,705.86 and 2,111,448,038.73 is: 2,912,745,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541,385,413.36 : 4,885,346,705.86 = 2,111,448,038.73 : x
  2. Step 2: Convert to fraction form
    3,541,385,413.36/4,885,346,705.86 = 2,111,448,038.73/x
  3. Step 3: Cross multiply
    3,541,385,413.36x = 4,885,346,705.86 × 2,111,448,038.73
  4. Step 4: Simplify right side
    3,541,385,413.36x = 10,315,155,720,604,162,048
  5. Step 5: Solve for x
    x = 10,315,155,720,604,162,048/3,541,385,413.36
  6. Step 6: Final answer
    x = 2,912,745,865.41

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Double scale
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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.