Finding the Fourth Proportional to 8,107,348,861.44, 12,158,674,322.94 and 2,434,708,523.88
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Solution
The fourth proportional to 8,107,348,861.44, 12,158,674,322.94 and 2,434,708,523.88 is: 3,651,357,369.60
Step by Step Solution
- Step 1: Write the proportion equation
8,107,348,861.44 : 12,158,674,322.94 = 2,434,708,523.88 : x - Step 2: Convert to fraction form
8,107,348,861.44/12,158,674,322.94 = 2,434,708,523.88/x - Step 3: Cross multiply
8,107,348,861.44x = 12,158,674,322.94 × 2,434,708,523.88 - Step 4: Simplify right side
8,107,348,861.44x = 29,602,828,013,142,908,928 - Step 5: Solve for x
x = 29,602,828,013,142,908,928/8,107,348,861.44 - Step 6: Final answer
x = 3,651,357,369.60
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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.