Finding the Fourth Proportional to 125,848,201,260.96, 173,670,587,420.05 and 67,976,580,813.12
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Solution
The fourth proportional to 125,848,201,260.96, 173,670,587,420.05 and 67,976,580,813.12 is: 93,807,719,159.54
Step by Step Solution
- Step 1: Write the proportion equation
125,848,201,260.96 : 173,670,587,420.05 = 67,976,580,813.12 : x - Step 2: Convert to fraction form
125,848,201,260.96/173,670,587,420.05 = 67,976,580,813.12/x - Step 3: Cross multiply
125,848,201,260.96x = 173,670,587,420.05 × 67,976,580,813.12 - Step 4: Simplify right side
125,848,201,260.96x = 11,805,532,720,621,049,348,096 - Step 5: Solve for x
x = 11,805,532,720,621,049,348,096/125,848,201,260.96 - Step 6: Final answer
x = 93,807,719,159.54
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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.