Finding the Fourth Proportional to 150,215,230.15, 207,398,241.38 and 93,785,975.98
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Solution
The fourth proportional to 150,215,230.15, 207,398,241.38 and 93,785,975.98 is: 129,487,845.31
Step by Step Solution
- Step 1: Write the proportion equation
150,215,230.15 : 207,398,241.38 = 93,785,975.98 : x - Step 2: Convert to fraction form
150,215,230.15/207,398,241.38 = 93,785,975.98/x - Step 3: Cross multiply
150,215,230.15x = 207,398,241.38 × 93,785,975.98 - Step 4: Simplify right side
150,215,230.15x = 19,451,046,484,358,924 - Step 5: Solve for x
x = 19,451,046,484,358,924/150,215,230.15 - Step 6: Final answer
x = 129,487,845.31
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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.