Finding the Fourth Proportional to 158,005,784.08, 218,048,302.11 and 88,392,327.49
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Solution
The fourth proportional to 158,005,784.08, 218,048,302.11 and 88,392,327.49 is: 121,981,591.00
Step by Step Solution
- Step 1: Write the proportion equation
158,005,784.08 : 218,048,302.11 = 88,392,327.49 : x - Step 2: Convert to fraction form
158,005,784.08/218,048,302.11 = 88,392,327.49/x - Step 3: Cross multiply
158,005,784.08x = 218,048,302.11 × 88,392,327.49 - Step 4: Simplify right side
158,005,784.08x = 19,273,796,928,745,580 - Step 5: Solve for x
x = 19,273,796,928,745,580/158,005,784.08 - Step 6: Final answer
x = 121,981,591.00
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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.