Finding the Fourth Proportional to 1,283,313,564.29, 1,921,655,110.50 and 885,699,047.29
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Solution
The fourth proportional to 1,283,313,564.29, 1,921,655,110.50 and 885,699,047.29 is: 1,326,260,508.69
Step by Step Solution
- Step 1: Write the proportion equation
1,283,313,564.29 : 1,921,655,110.50 = 885,699,047.29 : x - Step 2: Convert to fraction form
1,283,313,564.29/1,921,655,110.50 = 885,699,047.29/x - Step 3: Cross multiply
1,283,313,564.29x = 1,921,655,110.50 × 885,699,047.29 - Step 4: Simplify right side
1,283,313,564.29x = 1,702,008,100,589,809,664 - Step 5: Solve for x
x = 1,702,008,100,589,809,664/1,283,313,564.29 - Step 6: Final answer
x = 1,326,260,508.69
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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.