Finding the Fourth Proportional to 94,350,188,638.08, 130,206,079,984.95 and 51,532,691,428.62
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Solution
The fourth proportional to 94,350,188,638.08, 130,206,079,984.95 and 51,532,691,428.62 is: 71,116,654,230.90
Step by Step Solution
- Step 1: Write the proportion equation
94,350,188,638.08 : 130,206,079,984.95 = 51,532,691,428.62 : x - Step 2: Convert to fraction form
94,350,188,638.08/130,206,079,984.95 = 51,532,691,428.62/x - Step 3: Cross multiply
94,350,188,638.08x = 130,206,079,984.95 × 51,532,691,428.62 - Step 4: Simplify right side
94,350,188,638.08x = 6,709,869,741,994,642,767,872 - Step 5: Solve for x
x = 6,709,869,741,994,642,767,872/94,350,188,638.08 - Step 6: Final answer
x = 71,116,654,230.90
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1.5x scale
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.