Finding the Fourth Proportional to 2,329,841,800.70, 3,494,775,765.64 and 777,128,859.53
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Solution
The fourth proportional to 2,329,841,800.70, 3,494,775,765.64 and 777,128,859.53 is: 1,165,697,647.05
Step by Step Solution
- Step 1: Write the proportion equation
2,329,841,800.70 : 3,494,775,765.64 = 777,128,859.53 : x - Step 2: Convert to fraction form
2,329,841,800.70/3,494,775,765.64 = 777,128,859.53/x - Step 3: Cross multiply
2,329,841,800.70x = 3,494,775,765.64 × 777,128,859.53 - Step 4: Simplify right side
2,329,841,800.70x = 2,715,891,105,064,895,488 - Step 5: Solve for x
x = 2,715,891,105,064,895,488/2,329,841,800.70 - Step 6: Final answer
x = 1,165,697,647.05
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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.