Finding the Fourth Proportional to 3,525,502,287.84, 4,865,192,934.93 and 1,939,560,222.96
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Solution
The fourth proportional to 3,525,502,287.84, 4,865,192,934.93 and 1,939,560,222.96 is: 2,676,592,985.39
Step by Step Solution
- Step 1: Write the proportion equation
3,525,502,287.84 : 4,865,192,934.93 = 1,939,560,222.96 : x - Step 2: Convert to fraction form
3,525,502,287.84/4,865,192,934.93 = 1,939,560,222.96/x - Step 3: Cross multiply
3,525,502,287.84x = 4,865,192,934.93 × 1,939,560,222.96 - Step 4: Simplify right side
3,525,502,287.84x = 9,436,334,693,616,248,832 - Step 5: Solve for x
x = 9,436,334,693,616,248,832/3,525,502,287.84 - Step 6: Final answer
x = 2,676,592,985.39
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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.