Finding the Fourth Proportional to 852,003,864,277.20, 1,278,005,796,415.80 and 604,334,407,381.20
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Solution
The fourth proportional to 852,003,864,277.20, 1,278,005,796,415.80 and 604,334,407,381.20 is: 906,501,611,071.80
Step by Step Solution
- Step 1: Write the proportion equation
852,003,864,277.20 : 1,278,005,796,415.80 = 604,334,407,381.20 : x - Step 2: Convert to fraction form
852,003,864,277.20/1,278,005,796,415.80 = 604,334,407,381.20/x - Step 3: Cross multiply
852,003,864,277.20x = 1,278,005,796,415.80 × 604,334,407,381.20 - Step 4: Simplify right side
852,003,864,277.20x = 772,342,875,606,680,965,480,448 - Step 5: Solve for x
x = 772,342,875,606,680,965,480,448/852,003,864,277.20 - Step 6: Final answer
x = 906,501,611,071.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.