Finding the Fourth Proportional to 952,188,792.91, 1,313,901,545.66 and 528,744,882.31
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Solution
The fourth proportional to 952,188,792.91, 1,313,901,545.66 and 528,744,882.31 is: 729,601,863.94
Step by Step Solution
- Step 1: Write the proportion equation
952,188,792.91 : 1,313,901,545.66 = 528,744,882.31 : x - Step 2: Convert to fraction form
952,188,792.91/1,313,901,545.66 = 528,744,882.31/x - Step 3: Cross multiply
952,188,792.91x = 1,313,901,545.66 × 528,744,882.31 - Step 4: Simplify right side
952,188,792.91x = 694,718,718,126,923,776 - Step 5: Solve for x
x = 694,718,718,126,923,776/952,188,792.91 - Step 6: Final answer
x = 729,601,863.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.