Finding the Fourth Proportional to 315,624,232,428.48, 435,593,904,591.48 and 192,034,145,797.05
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Solution
The fourth proportional to 315,624,232,428.48, 435,593,904,591.48 and 192,034,145,797.05 is: 265,026,873,060.46
Step by Step Solution
- Step 1: Write the proportion equation
315,624,232,428.48 : 435,593,904,591.48 = 192,034,145,797.05 : x - Step 2: Convert to fraction form
315,624,232,428.48/435,593,904,591.48 = 192,034,145,797.05/x - Step 3: Cross multiply
315,624,232,428.48x = 435,593,904,591.48 × 192,034,145,797.05 - Step 4: Simplify right side
315,624,232,428.48x = 83,648,903,382,626,553,823,232 - Step 5: Solve for x
x = 83,648,903,382,626,553,823,232/315,624,232,428.48 - Step 6: Final answer
x = 265,026,873,060.46
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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.