Finding the Fourth Proportional to 257,725,244.44, 355,660,895.34 and 141,831,740.44
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Solution
The fourth proportional to 257,725,244.44, 355,660,895.34 and 141,831,740.44 is: 195,727,833.73
Step by Step Solution
- Step 1: Write the proportion equation
257,725,244.44 : 355,660,895.34 = 141,831,740.44 : x - Step 2: Convert to fraction form
257,725,244.44/355,660,895.34 = 141,831,740.44/x - Step 3: Cross multiply
257,725,244.44x = 355,660,895.34 × 141,831,740.44 - Step 4: Simplify right side
257,725,244.44x = 50,444,003,792,520,880 - Step 5: Solve for x
x = 50,444,003,792,520,880/257,725,244.44 - Step 6: Final answer
x = 195,727,833.73
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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.