Finding the Fourth Proportional to 86,193,630.48, 118,949,737.98 and 47,037,935.34
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Solution
The fourth proportional to 86,193,630.48, 118,949,737.98 and 47,037,935.34 is: 64,913,730.31
Step by Step Solution
- Step 1: Write the proportion equation
86,193,630.48 : 118,949,737.98 = 47,037,935.34 : x - Step 2: Convert to fraction form
86,193,630.48/118,949,737.98 = 47,037,935.34/x - Step 3: Cross multiply
86,193,630.48x = 118,949,737.98 × 47,037,935.34 - Step 4: Simplify right side
86,193,630.48x = 5,595,150,083,813,183 - Step 5: Solve for x
x = 5,595,150,083,813,183/86,193,630.48 - Step 6: Final answer
x = 64,913,730.31
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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.