Finding the Fourth Proportional to 250,474,647.57, 375,723,781.17 and 206,674,166.08
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Solution
The fourth proportional to 250,474,647.57, 375,723,781.17 and 206,674,166.08 is: 310,020,993.75
Step by Step Solution
- Step 1: Write the proportion equation
250,474,647.57 : 375,723,781.17 = 206,674,166.08 : x - Step 2: Convert to fraction form
250,474,647.57/375,723,781.17 = 206,674,166.08/x - Step 3: Cross multiply
250,474,647.57x = 375,723,781.17 × 206,674,166.08 - Step 4: Simplify right side
250,474,647.57x = 77,652,399,149,734,160 - Step 5: Solve for x
x = 77,652,399,149,734,160/250,474,647.57 - Step 6: Final answer
x = 310,020,993.75
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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.