Finding the Fourth Proportional to 268,769,747.60, 403,154,621.40 and 96,252,189.20
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Solution
The fourth proportional to 268,769,747.60, 403,154,621.40 and 96,252,189.20 is: 144,378,283.80
Step by Step Solution
- Step 1: Write the proportion equation
268,769,747.60 : 403,154,621.40 = 96,252,189.20 : x - Step 2: Convert to fraction form
268,769,747.60/403,154,621.40 = 96,252,189.20/x - Step 3: Cross multiply
268,769,747.60x = 403,154,621.40 × 96,252,189.20 - Step 4: Simplify right side
268,769,747.60x = 38,804,514,895,847,168 - Step 5: Solve for x
x = 38,804,514,895,847,168/268,769,747.60 - Step 6: Final answer
x = 144,378,283.80
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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.