Finding the Fourth Proportional to 17,902,490,575.80, 26,853,735,863.70 and 6,107,689,021.80
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Solution
The fourth proportional to 17,902,490,575.80, 26,853,735,863.70 and 6,107,689,021.80 is: 9,161,533,532.70
Step by Step Solution
- Step 1: Write the proportion equation
17,902,490,575.80 : 26,853,735,863.70 = 6,107,689,021.80 : x - Step 2: Convert to fraction form
17,902,490,575.80/26,853,735,863.70 = 6,107,689,021.80/x - Step 3: Cross multiply
17,902,490,575.80x = 26,853,735,863.70 × 6,107,689,021.80 - Step 4: Simplify right side
17,902,490,575.80x = 164,014,267,729,037,426,688 - Step 5: Solve for x
x = 164,014,267,729,037,426,688/17,902,490,575.80 - Step 6: Final answer
x = 9,161,533,532.70
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1.5x scale
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.