Finding the Fourth Proportional to 2,040,737,751,887.50, 2,816,303,654,920.20 and 1,173,643,207,062.80
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Solution
The fourth proportional to 2,040,737,751,887.50, 2,816,303,654,920.20 and 1,173,643,207,062.80 is: 1,619,676,830,384.55
Step by Step Solution
- Step 1: Write the proportion equation
2,040,737,751,887.50 : 2,816,303,654,920.20 = 1,173,643,207,062.80 : x - Step 2: Convert to fraction form
2,040,737,751,887.50/2,816,303,654,920.20 = 1,173,643,207,062.80/x - Step 3: Cross multiply
2,040,737,751,887.50x = 2,816,303,654,920.20 × 1,173,643,207,062.80 - Step 4: Simplify right side
2,040,737,751,887.50x = 3,305,335,653,623,228,849,455,104 - Step 5: Solve for x
x = 3,305,335,653,623,228,849,455,104/2,040,737,751,887.50 - Step 6: Final answer
x = 1,619,676,830,384.55
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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.