Finding the Fourth Proportional to 3,658,993,398.72, 5,474,122,813.44 and 2,823,635,854.08
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Solution
The fourth proportional to 3,658,993,398.72, 5,474,122,813.44 and 2,823,635,854.08 is: 4,224,366,584.28
Step by Step Solution
- Step 1: Write the proportion equation
3,658,993,398.72 : 5,474,122,813.44 = 2,823,635,854.08 : x - Step 2: Convert to fraction form
3,658,993,398.72/5,474,122,813.44 = 2,823,635,854.08/x - Step 3: Cross multiply
3,658,993,398.72x = 5,474,122,813.44 × 2,823,635,854.08 - Step 4: Simplify right side
3,658,993,398.72x = 15,456,929,445,666,465,792 - Step 5: Solve for x
x = 15,456,929,445,666,465,792/3,658,993,398.72 - Step 6: Final answer
x = 4,224,366,584.28
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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.