Finding the Fourth Proportional to 609,016,375.71, 840,420,093.69 and 330,551,920.53
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Solution
The fourth proportional to 609,016,375.71, 840,420,093.69 and 330,551,920.53 is: 456,149,435.55
Step by Step Solution
- Step 1: Write the proportion equation
609,016,375.71 : 840,420,093.69 = 330,551,920.53 : x - Step 2: Convert to fraction form
609,016,375.71/840,420,093.69 = 330,551,920.53/x - Step 3: Cross multiply
609,016,375.71x = 840,420,093.69 × 330,551,920.53 - Step 4: Simplify right side
609,016,375.71x = 277,802,476,021,232,032 - Step 5: Solve for x
x = 277,802,476,021,232,032/609,016,375.71 - Step 6: Final answer
x = 456,149,435.55
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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.