Home / 9,220,846,716.54-12,724,772,726.19-4,991,758,605.19

Finding the Fourth Proportional to 9,220,846,716.54, 12,724,772,726.19 and 4,991,758,605.19

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Solution

The fourth proportional to 9,220,846,716.54, 12,724,772,726.19 and 4,991,758,605.19 is: 6,888,629,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,846,716.54 : 12,724,772,726.19 = 4,991,758,605.19 : x
  2. Step 2: Convert to fraction form
    9,220,846,716.54/12,724,772,726.19 = 4,991,758,605.19/x
  3. Step 3: Cross multiply
    9,220,846,716.54x = 12,724,772,726.19 × 4,991,758,605.19
  4. Step 4: Simplify right side
    9,220,846,716.54x = 63,518,993,755,045,945,344
  5. Step 5: Solve for x
    x = 63,518,993,755,045,945,344/9,220,846,716.54
  6. Step 6: Final answer
    x = 6,888,629,179.91

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Double scale
Find fourth proportional to 9,220,846,717.54, 12,724,772,727.57 and 4,991,758,606.19
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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.