Finding the Fourth Proportional to 1,777,029,774.68, 2,665,544,662.02 and 858,699,726.68
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Solution
The fourth proportional to 1,777,029,774.68, 2,665,544,662.02 and 858,699,726.68 is: 1,288,049,590.02
Step by Step Solution
- Step 1: Write the proportion equation
1,777,029,774.68 : 2,665,544,662.02 = 858,699,726.68 : x - Step 2: Convert to fraction form
1,777,029,774.68/2,665,544,662.02 = 858,699,726.68/x - Step 3: Cross multiply
1,777,029,774.68x = 2,665,544,662.02 × 858,699,726.68 - Step 4: Simplify right side
1,777,029,774.68x = 2,288,902,472,716,579,072 - Step 5: Solve for x
x = 2,288,902,472,716,579,072/1,777,029,774.68 - Step 6: Final answer
x = 1,288,049,590.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.