Finding the Fourth Proportional to 5,445,994,157.74, 7,518,941,962.84 and 4,444,799,919.24
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Solution
The fourth proportional to 5,445,994,157.74, 7,518,941,962.84 and 4,444,799,919.24 is: 6,136,655,982.58
Step by Step Solution
- Step 1: Write the proportion equation
5,445,994,157.74 : 7,518,941,962.84 = 4,444,799,919.24 : x - Step 2: Convert to fraction form
5,445,994,157.74/7,518,941,962.84 = 4,444,799,919.24/x - Step 3: Cross multiply
5,445,994,157.74x = 7,518,941,962.84 × 4,444,799,919.24 - Step 4: Simplify right side
5,445,994,157.74x = 33,420,192,629,211,521,024 - Step 5: Solve for x
x = 33,420,192,629,211,521,024/5,445,994,157.74 - Step 6: Final answer
x = 6,136,655,982.58
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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.