Finding the Fourth Proportional to 310,579,368,725.33, 465,915,634,535.67 and 109,085,589,516.68
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Solution
The fourth proportional to 310,579,368,725.33, 465,915,634,535.67 and 109,085,589,516.68 is: 163,644,745,196.55
Step by Step Solution
- Step 1: Write the proportion equation
310,579,368,725.33 : 465,915,634,535.67 = 109,085,589,516.68 : x - Step 2: Convert to fraction form
310,579,368,725.33/465,915,634,535.67 = 109,085,589,516.68/x - Step 3: Cross multiply
310,579,368,725.33x = 465,915,634,535.67 × 109,085,589,516.68 - Step 4: Simplify right side
310,579,368,725.33x = 50,824,681,658,361,592,152,064 - Step 5: Solve for x
x = 50,824,681,658,361,592,152,064/310,579,368,725.33 - Step 6: Final answer
x = 163,644,745,196.55
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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.