Finding the Fourth Proportional to 125,441,338,186, 173,106,857,562.60 and 68,349,121,256.08
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Solution
The fourth proportional to 125,441,338,186, 173,106,857,562.60 and 68,349,121,256.08 is: 94,320,594,541.66
Step by Step Solution
- Step 1: Write the proportion equation
125,441,338,186 : 173,106,857,562.60 = 68,349,121,256.08 : x - Step 2: Convert to fraction form
125,441,338,186/173,106,857,562.60 = 68,349,121,256.08/x - Step 3: Cross multiply
125,441,338,186x = 173,106,857,562.60 × 68,349,121,256.08 - Step 4: Simplify right side
125,441,338,186x = 11,831,701,597,805,118,226,432 - Step 5: Solve for x
x = 11,831,701,597,805,118,226,432/125,441,338,186 - Step 6: Final answer
x = 94,320,594,541.66
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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.