Finding the Fourth Proportional to 306,718,635,004.84, 423,313,764,181.86 and 176,504,813,522.92
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Solution
The fourth proportional to 306,718,635,004.84, 423,313,764,181.86 and 176,504,813,522.92 is: 243,600,839,601.50
Step by Step Solution
- Step 1: Write the proportion equation
306,718,635,004.84 : 423,313,764,181.86 = 176,504,813,522.92 : x - Step 2: Convert to fraction form
306,718,635,004.84/423,313,764,181.86 = 176,504,813,522.92/x - Step 3: Cross multiply
306,718,635,004.84x = 423,313,764,181.86 × 176,504,813,522.92 - Step 4: Simplify right side
306,718,635,004.84x = 74,716,917,008,604,531,261,440 - Step 5: Solve for x
x = 74,716,917,008,604,531,261,440/306,718,635,004.84 - Step 6: Final answer
x = 243,600,839,601.50
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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.