Finding the Fourth Proportional to 273,266,689.62, 377,117,024.76 and 149,504,534.58
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Solution
The fourth proportional to 273,266,689.62, 377,117,024.76 and 149,504,534.58 is: 206,321,177.85
Step by Step Solution
- Step 1: Write the proportion equation
273,266,689.62 : 377,117,024.76 = 149,504,534.58 : x - Step 2: Convert to fraction form
273,266,689.62/377,117,024.76 = 149,504,534.58/x - Step 3: Cross multiply
273,266,689.62x = 377,117,024.76 × 149,504,534.58 - Step 4: Simplify right side
273,266,689.62x = 56,380,705,268,938,136 - Step 5: Solve for x
x = 56,380,705,268,938,136/273,266,689.62 - Step 6: Final answer
x = 206,321,177.85
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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.