Finding the Fourth Proportional to 733,155,374.79, 1,011,790,767.76 and 454,786,578.99
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Solution
The fourth proportional to 733,155,374.79, 1,011,790,767.76 and 454,786,578.99 is: 627,628,027.76
Step by Step Solution
- Step 1: Write the proportion equation
733,155,374.79 : 1,011,790,767.76 = 454,786,578.99 : x - Step 2: Convert to fraction form
733,155,374.79/1,011,790,767.76 = 454,786,578.99/x - Step 3: Cross multiply
733,155,374.79x = 1,011,790,767.76 × 454,786,578.99 - Step 4: Simplify right side
733,155,374.79x = 460,148,861,922,099,072 - Step 5: Solve for x
x = 460,148,861,922,099,072/733,155,374.79 - Step 6: Final answer
x = 627,628,027.76
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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.