Finding the Fourth Proportional to 3,382,057,205.40, 5,071,868,669.70 and 1,170,666,070.68
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Solution
The fourth proportional to 3,382,057,205.40, 5,071,868,669.70 and 1,170,666,070.68 is: 1,755,577,805.45
Step by Step Solution
- Step 1: Write the proportion equation
3,382,057,205.40 : 5,071,868,669.70 = 1,170,666,070.68 : x - Step 2: Convert to fraction form
3,382,057,205.40/5,071,868,669.70 = 1,170,666,070.68/x - Step 3: Cross multiply
3,382,057,205.40x = 5,071,868,669.70 × 1,170,666,070.68 - Step 4: Simplify right side
3,382,057,205.40x = 5,937,464,566,562,698,240 - Step 5: Solve for x
x = 5,937,464,566,562,698,240/3,382,057,205.40 - Step 6: Final answer
x = 1,755,577,805.45
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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.