Finding the Fourth Proportional to 6,294,456,559.08, 8,690,270,205.15 and 4,006,879,503.17
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Solution
The fourth proportional to 6,294,456,559.08, 8,690,270,205.15 and 4,006,879,503.17 is: 5,531,989,177.33
Step by Step Solution
- Step 1: Write the proportion equation
6,294,456,559.08 : 8,690,270,205.15 = 4,006,879,503.17 : x - Step 2: Convert to fraction form
6,294,456,559.08/8,690,270,205.15 = 4,006,879,503.17/x - Step 3: Cross multiply
6,294,456,559.08x = 8,690,270,205.15 × 4,006,879,503.17 - Step 4: Simplify right side
6,294,456,559.08x = 34,820,865,561,981,034,496 - Step 5: Solve for x
x = 34,820,865,561,981,034,496/6,294,456,559.08 - Step 6: Final answer
x = 5,531,989,177.33
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1.5x scale
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.