Finding the Fourth Proportional to 1,766,609,112.24, 2,438,016,447.96 and 1,013,916,270.18
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Solution
The fourth proportional to 1,766,609,112.24, 2,438,016,447.96 and 1,013,916,270.18 is: 1,399,259,477.62
Step by Step Solution
- Step 1: Write the proportion equation
1,766,609,112.24 : 2,438,016,447.96 = 1,013,916,270.18 : x - Step 2: Convert to fraction form
1,766,609,112.24/2,438,016,447.96 = 1,013,916,270.18/x - Step 3: Cross multiply
1,766,609,112.24x = 2,438,016,447.96 × 1,013,916,270.18 - Step 4: Simplify right side
1,766,609,112.24x = 2,471,944,543,553,095,168 - Step 5: Solve for x
x = 2,471,944,543,553,095,168/1,766,609,112.24 - Step 6: Final answer
x = 1,399,259,477.62
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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.