Finding the Fourth Proportional to 8,286,778,618.09, 12,439,016,583.84 and 3,567,436,402.75
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Solution
The fourth proportional to 8,286,778,618.09, 12,439,016,583.84 and 3,567,436,402.75 is: 5,354,963,927.57
Step by Step Solution
- Step 1: Write the proportion equation
8,286,778,618.09 : 12,439,016,583.84 = 3,567,436,402.75 : x - Step 2: Convert to fraction form
8,286,778,618.09/12,439,016,583.84 = 3,567,436,402.75/x - Step 3: Cross multiply
8,286,778,618.09x = 12,439,016,583.84 × 3,567,436,402.75 - Step 4: Simplify right side
8,286,778,618.09x = 44,375,400,575,601,762,304 - Step 5: Solve for x
x = 44,375,400,575,601,762,304/8,286,778,618.09 - Step 6: Final answer
x = 5,354,963,927.57
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1.5x scale
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.