Finding the Fourth Proportional to 5,821,480,979.42, 8,733,690,986.57 and 1,624,430,269.75
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Solution
The fourth proportional to 5,821,480,979.42, 8,733,690,986.57 and 1,624,430,269.75 is: 2,437,055,459.84
Step by Step Solution
- Step 1: Write the proportion equation
5,821,480,979.42 : 8,733,690,986.57 = 1,624,430,269.75 : x - Step 2: Convert to fraction form
5,821,480,979.42/8,733,690,986.57 = 1,624,430,269.75/x - Step 3: Cross multiply
5,821,480,979.42x = 8,733,690,986.57 × 1,624,430,269.75 - Step 4: Simplify right side
5,821,480,979.42x = 14,187,272,005,227,048,960 - Step 5: Solve for x
x = 14,187,272,005,227,048,960/5,821,480,979.42 - Step 6: Final answer
x = 2,437,055,459.84
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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.