Finding the Fourth Proportional to 236,757,688,243.20, 355,136,532,364.80 and 186,547,992,868.80
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Solution
The fourth proportional to 236,757,688,243.20, 355,136,532,364.80 and 186,547,992,868.80 is: 279,821,989,303.20
Step by Step Solution
- Step 1: Write the proportion equation
236,757,688,243.20 : 355,136,532,364.80 = 186,547,992,868.80 : x - Step 2: Convert to fraction form
236,757,688,243.20/355,136,532,364.80 = 186,547,992,868.80/x - Step 3: Cross multiply
236,757,688,243.20x = 355,136,532,364.80 × 186,547,992,868.80 - Step 4: Simplify right side
236,757,688,243.20x = 66,250,007,307,039,061,049,344 - Step 5: Solve for x
x = 66,250,007,307,039,061,049,344/236,757,688,243.20 - Step 6: Final answer
x = 279,821,989,303.20
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1.5x scale
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.