Finding the Fourth Proportional to 369,997,531,902.82, 554,888,629,553.97 and 143,306,423,312.03
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Solution
The fourth proportional to 369,997,531,902.82, 554,888,629,553.97 and 143,306,423,312.03 is: 214,917,933,179.02
Step by Step Solution
- Step 1: Write the proportion equation
369,997,531,902.82 : 554,888,629,553.97 = 143,306,423,312.03 : x - Step 2: Convert to fraction form
369,997,531,902.82/554,888,629,553.97 = 143,306,423,312.03/x - Step 3: Cross multiply
369,997,531,902.82x = 554,888,629,553.97 × 143,306,423,312.03 - Step 4: Simplify right side
369,997,531,902.82x = 79,519,104,837,893,413,142,528 - Step 5: Solve for x
x = 79,519,104,837,893,413,142,528/369,997,531,902.82 - Step 6: Final answer
x = 214,917,933,179.02
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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.