Finding the Fourth Proportional to 373,977,114.80, 560,965,672.20 and 368,875,281.20
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Solution
The fourth proportional to 373,977,114.80, 560,965,672.20 and 368,875,281.20 is: 553,312,921.80
Step by Step Solution
- Step 1: Write the proportion equation
373,977,114.80 : 560,965,672.20 = 368,875,281.20 : x - Step 2: Convert to fraction form
373,977,114.80/560,965,672.20 = 368,875,281.20/x - Step 3: Cross multiply
373,977,114.80x = 560,965,672.20 × 368,875,281.20 - Step 4: Simplify right side
373,977,114.80x = 206,926,370,076,322,048 - Step 5: Solve for x
x = 206,926,370,076,322,048/373,977,114.80 - Step 6: Final answer
x = 553,312,921.80
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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.