Finding the Fourth Proportional to 3,070,145,767.83, 4,236,801,051.02 and 1,660,449,696.63
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Solution
The fourth proportional to 3,070,145,767.83, 4,236,801,051.02 and 1,660,449,696.63 is: 2,291,420,522.62
Step by Step Solution
- Step 1: Write the proportion equation
3,070,145,767.83 : 4,236,801,051.02 = 1,660,449,696.63 : x - Step 2: Convert to fraction form
3,070,145,767.83/4,236,801,051.02 = 1,660,449,696.63/x - Step 3: Cross multiply
3,070,145,767.83x = 4,236,801,051.02 × 1,660,449,696.63 - Step 4: Simplify right side
3,070,145,767.83x = 7,034,995,019,839,521,792 - Step 5: Solve for x
x = 7,034,995,019,839,521,792/3,070,145,767.83 - Step 6: Final answer
x = 2,291,420,522.62
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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.