Finding the Fourth Proportional to 955,448,599,359.05, 1,318,519,016,683.40 and 515,985,941,299
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Solution
The fourth proportional to 955,448,599,359.05, 1,318,519,016,683.40 and 515,985,941,299 is: 712,060,571,756.99
Step by Step Solution
- Step 1: Write the proportion equation
955,448,599,359.05 : 1,318,519,016,683.40 = 515,985,941,299 : x - Step 2: Convert to fraction form
955,448,599,359.05/1,318,519,016,683.40 = 515,985,941,299/x - Step 3: Cross multiply
955,448,599,359.05x = 1,318,519,016,683.40 × 515,985,941,299 - Step 4: Simplify right side
955,448,599,359.05x = 680,337,275,944,016,013,164,544 - Step 5: Solve for x
x = 680,337,275,944,016,013,164,544/955,448,599,359.05 - Step 6: Final answer
x = 712,060,571,756.99
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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.