Finding the Fourth Proportional to 1,013,537,324.75, 1,519,751,766.33 and 804,788,946.68
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Solution
The fourth proportional to 1,013,537,324.75, 1,519,751,766.33 and 804,788,946.68 is: 1,206,743,346.66
Step by Step Solution
- Step 1: Write the proportion equation
1,013,537,324.75 : 1,519,751,766.33 = 804,788,946.68 : x - Step 2: Convert to fraction form
1,013,537,324.75/1,519,751,766.33 = 804,788,946.68/x - Step 3: Cross multiply
1,013,537,324.75x = 1,519,751,766.33 × 804,788,946.68 - Step 4: Simplify right side
1,013,537,324.75x = 1,223,079,423,232,191,232 - Step 5: Solve for x
x = 1,223,079,423,232,191,232/1,013,537,324.75 - Step 6: Final answer
x = 1,206,743,346.66
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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.