Finding the Fourth Proportional to 99,749,553.74, 149,638,610.43 and 30,668,157.84
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Solution
The fourth proportional to 99,749,553.74, 149,638,610.43 and 30,668,157.84 is: 46,006,627.11
Step by Step Solution
- Step 1: Write the proportion equation
99,749,553.74 : 149,638,610.43 = 30,668,157.84 : x - Step 2: Convert to fraction form
99,749,553.74/149,638,610.43 = 30,668,157.84/x - Step 3: Cross multiply
99,749,553.74x = 149,638,610.43 × 30,668,157.84 - Step 4: Simplify right side
99,749,553.74x = 4,589,140,523,625,510 - Step 5: Solve for x
x = 4,589,140,523,625,510/99,749,553.74 - Step 6: Final answer
x = 46,006,627.11
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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.