Finding the Fourth Proportional to 8,306,786,181.36, 12,460,211,220.73 and 2,011,204,916.66
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Solution
The fourth proportional to 8,306,786,181.36, 12,460,211,220.73 and 2,011,204,916.66 is: 3,016,815,110.28
Step by Step Solution
- Step 1: Write the proportion equation
8,306,786,181.36 : 12,460,211,220.73 = 2,011,204,916.66 : x - Step 2: Convert to fraction form
8,306,786,181.36/12,460,211,220.73 = 2,011,204,916.66/x - Step 3: Cross multiply
8,306,786,181.36x = 12,460,211,220.73 × 2,011,204,916.66 - Step 4: Simplify right side
8,306,786,181.36x = 25,060,038,069,754,277,888 - Step 5: Solve for x
x = 25,060,038,069,754,277,888/8,306,786,181.36 - Step 6: Final answer
x = 3,016,815,110.28
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1.5x scale
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.