Finding the Fourth Proportional to 83,816,971,540.65, 125,725,457,310.99 and 83,816,971,540.65
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Solution
The fourth proportional to 83,816,971,540.65, 125,725,457,310.99 and 83,816,971,540.65 is: 125,725,457,310.99
Step by Step Solution
- Step 1: Write the proportion equation
83,816,971,540.65 : 125,725,457,310.99 = 83,816,971,540.65 : x - Step 2: Convert to fraction form
83,816,971,540.65/125,725,457,310.99 = 83,816,971,540.65/x - Step 3: Cross multiply
83,816,971,540.65x = 125,725,457,310.99 × 83,816,971,540.65 - Step 4: Simplify right side
83,816,971,540.65x = 10,537,927,077,370,454,343,680 - Step 5: Solve for x
x = 10,537,927,077,370,454,343,680/83,816,971,540.65 - Step 6: Final answer
x = 125,725,457,310.99
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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.