Finding the Fourth Proportional to 1,101,486,646.44, 1,652,351,012.82 and 364,288,020.84
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Solution
The fourth proportional to 1,101,486,646.44, 1,652,351,012.82 and 364,288,020.84 is: 546,472,063.13
Step by Step Solution
- Step 1: Write the proportion equation
1,101,486,646.44 : 1,652,351,012.82 = 364,288,020.84 : x - Step 2: Convert to fraction form
1,101,486,646.44/1,652,351,012.82 = 364,288,020.84/x - Step 3: Cross multiply
1,101,486,646.44x = 1,652,351,012.82 × 364,288,020.84 - Step 4: Simplify right side
1,101,486,646.44x = 601,931,680,193,167,232 - Step 5: Solve for x
x = 601,931,680,193,167,232/1,101,486,646.44 - Step 6: Final answer
x = 546,472,063.13
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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.