Finding the Fourth Proportional to 234,552,696.94, 323,676,559.08 and 128,705,787.07
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Solution
The fourth proportional to 234,552,696.94, 323,676,559.08 and 128,705,787.07 is: 177,610,604.50
Step by Step Solution
- Step 1: Write the proportion equation
234,552,696.94 : 323,676,559.08 = 128,705,787.07 : x - Step 2: Convert to fraction form
234,552,696.94/323,676,559.08 = 128,705,787.07/x - Step 3: Cross multiply
234,552,696.94x = 323,676,559.08 × 128,705,787.07 - Step 4: Simplify right side
234,552,696.94x = 41,659,046,291,328,616 - Step 5: Solve for x
x = 41,659,046,291,328,616/234,552,696.94 - Step 6: Final answer
x = 177,610,604.50
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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.