Finding the Fourth Proportional to 206,876,706,875.09, 310,315,060,312.62 and 206,876,706,875.09
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Solution
The fourth proportional to 206,876,706,875.09, 310,315,060,312.62 and 206,876,706,875.09 is: 310,315,060,312.62
Step by Step Solution
- Step 1: Write the proportion equation
206,876,706,875.09 : 310,315,060,312.62 = 206,876,706,875.09 : x - Step 2: Convert to fraction form
206,876,706,875.09/310,315,060,312.62 = 206,876,706,875.09/x - Step 3: Cross multiply
206,876,706,875.09x = 310,315,060,312.62 × 206,876,706,875.09 - Step 4: Simplify right side
206,876,706,875.09x = 64,196,957,771,219,760,840,704 - Step 5: Solve for x
x = 64,196,957,771,219,760,840,704/206,876,706,875.09 - Step 6: Final answer
x = 310,315,060,312.62
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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.