Finding the Fourth Proportional to 8,159,350,058.38, 12,241,522,881.05 and 4,178,252,942.08
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Solution
The fourth proportional to 8,159,350,058.38, 12,241,522,881.05 and 4,178,252,942.08 is: 6,268,658,487.17
Step by Step Solution
- Step 1: Write the proportion equation
8,159,350,058.38 : 12,241,522,881.05 = 4,178,252,942.08 : x - Step 2: Convert to fraction form
8,159,350,058.38/12,241,522,881.05 = 4,178,252,942.08/x - Step 3: Cross multiply
8,159,350,058.38x = 12,241,522,881.05 × 4,178,252,942.08 - Step 4: Simplify right side
8,159,350,058.38x = 51,148,178,993,286,799,360 - Step 5: Solve for x
x = 51,148,178,993,286,799,360/8,159,350,058.38 - Step 6: Final answer
x = 6,268,658,487.17
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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.