Finding the Fourth Proportional to 270,513,896,949.97, 373,316,467,877.49 and 159,157,089,915.49
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Solution
The fourth proportional to 270,513,896,949.97, 373,316,467,877.49 and 159,157,089,915.49 is: 219,641,073,212.22
Step by Step Solution
- Step 1: Write the proportion equation
270,513,896,949.97 : 373,316,467,877.49 = 159,157,089,915.49 : x - Step 2: Convert to fraction form
270,513,896,949.97/373,316,467,877.49 = 159,157,089,915.49/x - Step 3: Cross multiply
270,513,896,949.97x = 373,316,467,877.49 × 159,157,089,915.49 - Step 4: Simplify right side
270,513,896,949.97x = 59,415,962,644,910,807,449,600 - Step 5: Solve for x
x = 59,415,962,644,910,807,449,600/270,513,896,949.97 - Step 6: Final answer
x = 219,641,073,212.22
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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.