Finding the Fourth Proportional to 3,480,712,728.75, 5,221,213,172.68 and 1,027,049,631.75
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Solution
The fourth proportional to 3,480,712,728.75, 5,221,213,172.68 and 1,027,049,631.75 is: 1,540,616,961.00
Step by Step Solution
- Step 1: Write the proportion equation
3,480,712,728.75 : 5,221,213,172.68 = 1,027,049,631.75 : x - Step 2: Convert to fraction form
3,480,712,728.75/5,221,213,172.68 = 1,027,049,631.75/x - Step 3: Cross multiply
3,480,712,728.75x = 5,221,213,172.68 × 1,027,049,631.75 - Step 4: Simplify right side
3,480,712,728.75x = 5,362,445,066,294,172,672 - Step 5: Solve for x
x = 5,362,445,066,294,172,672/3,480,712,728.75 - Step 6: Final answer
x = 1,540,616,961.00
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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.