Finding the Fourth Proportional to 187,489,727.60, 281,010,642.60 and 96,566,514.80
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Solution
The fourth proportional to 187,489,727.60, 281,010,642.60 and 96,566,514.80 is: 144,734,427.45
Step by Step Solution
- Step 1: Write the proportion equation
187,489,727.60 : 281,010,642.60 = 96,566,514.80 : x - Step 2: Convert to fraction form
187,489,727.60/281,010,642.60 = 96,566,514.80/x - Step 3: Cross multiply
187,489,727.60x = 281,010,642.60 × 96,566,514.80 - Step 4: Simplify right side
187,489,727.60x = 27,136,218,377,590,412 - Step 5: Solve for x
x = 27,136,218,377,590,412/187,489,727.60 - Step 6: Final answer
x = 144,734,427.45
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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.