Finding the Fourth Proportional to 373,881,116.52, 560,320,363.82 and 290,982,963.53
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Solution
The fourth proportional to 373,881,116.52, 560,320,363.82 and 290,982,963.53 is: 436,084,286.66
Step by Step Solution
- Step 1: Write the proportion equation
373,881,116.52 : 560,320,363.82 = 290,982,963.53 : x - Step 2: Convert to fraction form
373,881,116.52/560,320,363.82 = 290,982,963.53/x - Step 3: Cross multiply
373,881,116.52x = 560,320,363.82 × 290,982,963.53 - Step 4: Simplify right side
373,881,116.52x = 163,043,679,992,673,824 - Step 5: Solve for x
x = 163,043,679,992,673,824/373,881,116.52 - Step 6: Final answer
x = 436,084,286.66
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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.