Finding the Fourth Proportional to 6,197,875,728.12, 8,552,998,886.04 and 3,378,421,790.64
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Solution
The fourth proportional to 6,197,875,728.12, 8,552,998,886.04 and 3,378,421,790.64 is: 4,662,184,122.35
Step by Step Solution
- Step 1: Write the proportion equation
6,197,875,728.12 : 8,552,998,886.04 = 3,378,421,790.64 : x - Step 2: Convert to fraction form
6,197,875,728.12/8,552,998,886.04 = 3,378,421,790.64/x - Step 3: Cross multiply
6,197,875,728.12x = 8,552,998,886.04 × 3,378,421,790.64 - Step 4: Simplify right side
6,197,875,728.12x = 28,895,637,811,917,180,928 - Step 5: Solve for x
x = 28,895,637,811,917,180,928/6,197,875,728.12 - Step 6: Final answer
x = 4,662,184,122.35
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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.