Finding the Fourth Proportional to 955,448,599,381.80, 1,318,519,016,714.80 and 515,985,941,321.75
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Solution
The fourth proportional to 955,448,599,381.80, 1,318,519,016,714.80 and 515,985,941,321.75 is: 712,060,571,788.38
Step by Step Solution
- Step 1: Write the proportion equation
955,448,599,381.80 : 1,318,519,016,714.80 = 515,985,941,321.75 : x - Step 2: Convert to fraction form
955,448,599,381.80/1,318,519,016,714.80 = 515,985,941,321.75/x - Step 3: Cross multiply
955,448,599,381.80x = 1,318,519,016,714.80 × 515,985,941,321.75 - Step 4: Simplify right side
955,448,599,381.80x = 680,337,275,990,214,292,013,056 - Step 5: Solve for x
x = 680,337,275,990,214,292,013,056/955,448,599,381.80 - Step 6: Final answer
x = 712,060,571,788.38
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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.