Finding the Fourth Proportional to 3,187,746,583.29, 4,400,500,884.62 and 2,059,266,578.99
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Solution
The fourth proportional to 3,187,746,583.29, 4,400,500,884.62 and 2,059,266,578.99 is: 2,842,699,118.55
Step by Step Solution
- Step 1: Write the proportion equation
3,187,746,583.29 : 4,400,500,884.62 = 2,059,266,578.99 : x - Step 2: Convert to fraction form
3,187,746,583.29/4,400,500,884.62 = 2,059,266,578.99/x - Step 3: Cross multiply
3,187,746,583.29x = 4,400,500,884.62 × 2,059,266,578.99 - Step 4: Simplify right side
3,187,746,583.29x = 9,061,804,402,481,596,416 - Step 5: Solve for x
x = 9,061,804,402,481,596,416/3,187,746,583.29 - Step 6: Final answer
x = 2,842,699,118.55
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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.