Finding the Fourth Proportional to 6,285,439,638.62, 8,674,116,099.05 and 3,427,737,772.26
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Solution
The fourth proportional to 6,285,439,638.62, 8,674,116,099.05 and 3,427,737,772.26 is: 4,730,392,319.90
Step by Step Solution
- Step 1: Write the proportion equation
6,285,439,638.62 : 8,674,116,099.05 = 3,427,737,772.26 : x - Step 2: Convert to fraction form
6,285,439,638.62/8,674,116,099.05 = 3,427,737,772.26/x - Step 3: Cross multiply
6,285,439,638.62x = 8,674,116,099.05 × 3,427,737,772.26 - Step 4: Simplify right side
6,285,439,638.62x = 29,732,595,393,690,820,608 - Step 5: Solve for x
x = 29,732,595,393,690,820,608/6,285,439,638.62 - Step 6: Final answer
x = 4,730,392,319.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.