Finding the Fourth Proportional to 412,993,734.66, 619,486,402.95 and 106,284,655.62
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Solution
The fourth proportional to 412,993,734.66, 619,486,402.95 and 106,284,655.62 is: 159,425,902.80
Step by Step Solution
- Step 1: Write the proportion equation
412,993,734.66 : 619,486,402.95 = 106,284,655.62 : x - Step 2: Convert to fraction form
412,993,734.66/619,486,402.95 = 106,284,655.62/x - Step 3: Cross multiply
412,993,734.66x = 619,486,402.95 × 106,284,655.62 - Step 4: Simplify right side
412,993,734.66x = 65,841,898,998,813,312 - Step 5: Solve for x
x = 65,841,898,998,813,312/412,993,734.66 - Step 6: Final answer
x = 159,425,902.80
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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.