Finding the Fourth Proportional to 252,777,473.98, 348,843,687.24 and 141,268,311.52
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Solution
The fourth proportional to 252,777,473.98, 348,843,687.24 and 141,268,311.52 is: 194,956,290.63
Step by Step Solution
- Step 1: Write the proportion equation
252,777,473.98 : 348,843,687.24 = 141,268,311.52 : x - Step 2: Convert to fraction form
252,777,473.98/348,843,687.24 = 141,268,311.52/x - Step 3: Cross multiply
252,777,473.98x = 348,843,687.24 × 141,268,311.52 - Step 4: Simplify right side
252,777,473.98x = 49,280,558,680,805,776 - Step 5: Solve for x
x = 49,280,558,680,805,776/252,777,473.98 - Step 6: Final answer
x = 194,956,290.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.