Finding the Fourth Proportional to 6,384,506,474.93, 8,810,886,603.79 and 3,671,776,396.84
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Solution
The fourth proportional to 6,384,506,474.93, 8,810,886,603.79 and 3,671,776,396.84 is: 5,067,205,365.69
Step by Step Solution
- Step 1: Write the proportion equation
6,384,506,474.93 : 8,810,886,603.79 = 3,671,776,396.84 : x - Step 2: Convert to fraction form
6,384,506,474.93/8,810,886,603.79 = 3,671,776,396.84/x - Step 3: Cross multiply
6,384,506,474.93x = 8,810,886,603.79 × 3,671,776,396.84 - Step 4: Simplify right side
6,384,506,474.93x = 32,351,605,467,029,876,736 - Step 5: Solve for x
x = 32,351,605,467,029,876,736/6,384,506,474.93 - Step 6: Final answer
x = 5,067,205,365.69
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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.