Finding the Fourth Proportional to 1,855,701,329,244, 2,561,090,770,577.20 and 1,124,068,268,705.70
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Solution
The fourth proportional to 1,855,701,329,244, 2,561,090,770,577.20 and 1,124,068,268,705.70 is: 1,551,349,251,688.95
Step by Step Solution
- Step 1: Write the proportion equation
1,855,701,329,244 : 2,561,090,770,577.20 = 1,124,068,268,705.70 : x - Step 2: Convert to fraction form
1,855,701,329,244/2,561,090,770,577.20 = 1,124,068,268,705.70/x - Step 3: Cross multiply
1,855,701,329,244x = 2,561,090,770,577.20 × 1,124,068,268,705.70 - Step 4: Simplify right side
1,855,701,329,244x = 2,878,840,868,480,860,312,043,520 - Step 5: Solve for x
x = 2,878,840,868,480,860,312,043,520/1,855,701,329,244 - Step 6: Final answer
x = 1,551,349,251,688.95
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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.