Finding the Fourth Proportional to 204,586,364.18, 306,669,902.40 and 155,297,877.41
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Solution
The fourth proportional to 204,586,364.18, 306,669,902.40 and 155,297,877.41 is: 232,787,679.18
Step by Step Solution
- Step 1: Write the proportion equation
204,586,364.18 : 306,669,902.40 = 155,297,877.41 : x - Step 2: Convert to fraction form
204,586,364.18/306,669,902.40 = 155,297,877.41/x - Step 3: Cross multiply
204,586,364.18x = 306,669,902.40 × 155,297,877.41 - Step 4: Simplify right side
204,586,364.18x = 47,625,184,908,640,104 - Step 5: Solve for x
x = 47,625,184,908,640,104/204,586,364.18 - Step 6: Final answer
x = 232,787,679.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.