Finding the Fourth Proportional to 4,754,707,885.84, 7,132,052,324.76 and 1,261,463,506.96
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Solution
The fourth proportional to 4,754,707,885.84, 7,132,052,324.76 and 1,261,463,506.96 is: 1,892,192,738.95
Step by Step Solution
- Step 1: Write the proportion equation
4,754,707,885.84 : 7,132,052,324.76 = 1,261,463,506.96 : x - Step 2: Convert to fraction form
4,754,707,885.84/7,132,052,324.76 = 1,261,463,506.96/x - Step 3: Cross multiply
4,754,707,885.84x = 7,132,052,324.76 × 1,261,463,506.96 - Step 4: Simplify right side
4,754,707,885.84x = 8,996,823,737,413,970,944 - Step 5: Solve for x
x = 8,996,823,737,413,970,944/4,754,707,885.84 - Step 6: Final answer
x = 1,892,192,738.95
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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.