Finding the Fourth Proportional to 1,352,858,677.09, 2,028,790,279.94 and 467,318,699.17
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Solution
The fourth proportional to 1,352,858,677.09, 2,028,790,279.94 and 467,318,699.17 is: 700,806,115.65
Step by Step Solution
- Step 1: Write the proportion equation
1,352,858,677.09 : 2,028,790,279.94 = 467,318,699.17 : x - Step 2: Convert to fraction form
1,352,858,677.09/2,028,790,279.94 = 467,318,699.17/x - Step 3: Cross multiply
1,352,858,677.09x = 2,028,790,279.94 × 467,318,699.17 - Step 4: Simplify right side
1,352,858,677.09x = 948,091,634,510,301,056 - Step 5: Solve for x
x = 948,091,634,510,301,056/1,352,858,677.09 - Step 6: Final answer
x = 700,806,115.65
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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.