Finding the Fourth Proportional to 397,121,185.42, 596,654,638.35 and 375,095,645.98
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Solution
The fourth proportional to 397,121,185.42, 596,654,638.35 and 375,095,645.98 is: 563,562,371.43
Step by Step Solution
- Step 1: Write the proportion equation
397,121,185.42 : 596,654,638.35 = 375,095,645.98 : x - Step 2: Convert to fraction form
397,121,185.42/596,654,638.35 = 375,095,645.98/x - Step 3: Cross multiply
397,121,185.42x = 596,654,638.35 × 375,095,645.98 - Step 4: Simplify right side
397,121,185.42x = 223,802,556,998,856,544 - Step 5: Solve for x
x = 223,802,556,998,856,544/397,121,185.42 - Step 6: Final answer
x = 563,562,371.43
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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.