Finding the Fourth Proportional to 121,387,230.60, 182,017,860.30 and 44,670,769.80
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Solution
The fourth proportional to 121,387,230.60, 182,017,860.30 and 44,670,769.80 is: 66,982,975.86
Step by Step Solution
- Step 1: Write the proportion equation
121,387,230.60 : 182,017,860.30 = 44,670,769.80 : x - Step 2: Convert to fraction form
121,387,230.60/182,017,860.30 = 44,670,769.80/x - Step 3: Cross multiply
121,387,230.60x = 182,017,860.30 × 44,670,769.80 - Step 4: Simplify right side
121,387,230.60x = 8,130,877,936,949,859 - Step 5: Solve for x
x = 8,130,877,936,949,859/121,387,230.60 - Step 6: Final answer
x = 66,982,975.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.