Finding the Fourth Proportional to 2,329,841,799.70, 3,494,775,764.14 and 777,128,858.53
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Solution
The fourth proportional to 2,329,841,799.70, 3,494,775,764.14 and 777,128,858.53 is: 1,165,697,645.54
Step by Step Solution
- Step 1: Write the proportion equation
2,329,841,799.70 : 3,494,775,764.14 = 777,128,858.53 : x - Step 2: Convert to fraction form
2,329,841,799.70/3,494,775,764.14 = 777,128,858.53/x - Step 3: Cross multiply
2,329,841,799.70x = 3,494,775,764.14 × 777,128,858.53 - Step 4: Simplify right side
2,329,841,799.70x = 2,715,891,100,393,746,944 - Step 5: Solve for x
x = 2,715,891,100,393,746,944/2,329,841,799.70 - Step 6: Final answer
x = 1,165,697,645.54
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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.