Finding the Fourth Proportional to 27,145,981,064.84, 40,724,862,177.99 and 8,258,777,879.06
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Solution
The fourth proportional to 27,145,981,064.84, 40,724,862,177.99 and 8,258,777,879.06 is: 12,389,958,943.84
Step by Step Solution
- Step 1: Write the proportion equation
27,145,981,064.84 : 40,724,862,177.99 = 8,258,777,879.06 : x - Step 2: Convert to fraction form
27,145,981,064.84/40,724,862,177.99 = 8,258,777,879.06/x - Step 3: Cross multiply
27,145,981,064.84x = 40,724,862,177.99 × 8,258,777,879.06 - Step 4: Simplify right side
27,145,981,064.84x = 336,337,590,883,444,588,544 - Step 5: Solve for x
x = 336,337,590,883,444,588,544/27,145,981,064.84 - Step 6: Final answer
x = 12,389,958,943.84
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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.