Finding the Fourth Proportional to 1,161,267,370.08, 1,602,546,165 and 632,635,700.10
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Solution
The fourth proportional to 1,161,267,370.08, 1,602,546,165 and 632,635,700.10 is: 873,035,737.64
Step by Step Solution
- Step 1: Write the proportion equation
1,161,267,370.08 : 1,602,546,165 = 632,635,700.10 : x - Step 2: Convert to fraction form
1,161,267,370.08/1,602,546,165 = 632,635,700.10/x - Step 3: Cross multiply
1,161,267,370.08x = 1,602,546,165 × 632,635,700.10 - Step 4: Simplify right side
1,161,267,370.08x = 1,013,827,915,037,345,152 - Step 5: Solve for x
x = 1,013,827,915,037,345,152/1,161,267,370.08 - Step 6: Final answer
x = 873,035,737.64
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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.