Finding the Fourth Proportional to 1,541,827,914,486.90, 2,127,773,549,229.60 and 847,393,086,879.18
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Solution
The fourth proportional to 1,541,827,914,486.90, 2,127,773,549,229.60 and 847,393,086,879.18 is: 1,169,430,504,610.87
Step by Step Solution
- Step 1: Write the proportion equation
1,541,827,914,486.90 : 2,127,773,549,229.60 = 847,393,086,879.18 : x - Step 2: Convert to fraction form
1,541,827,914,486.90/2,127,773,549,229.60 = 847,393,086,879.18/x - Step 3: Cross multiply
1,541,827,914,486.90x = 2,127,773,549,229.60 × 847,393,086,879.18 - Step 4: Simplify right side
1,541,827,914,486.90x = 1,803,060,596,061,539,726,786,560 - Step 5: Solve for x
x = 1,803,060,596,061,539,726,786,560/1,541,827,914,486.90 - Step 6: Final answer
x = 1,169,430,504,610.87
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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.