Finding the Fourth Proportional to 248,080,946.48, 342,341,218.48 and 135,048,088.19
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Solution
The fourth proportional to 248,080,946.48, 342,341,218.48 and 135,048,088.19 is: 186,360,652.52
Step by Step Solution
- Step 1: Write the proportion equation
248,080,946.48 : 342,341,218.48 = 135,048,088.19 : x - Step 2: Convert to fraction form
248,080,946.48/342,341,218.48 = 135,048,088.19/x - Step 3: Cross multiply
248,080,946.48x = 342,341,218.48 × 135,048,088.19 - Step 4: Simplify right side
248,080,946.48x = 46,232,527,064,359,096 - Step 5: Solve for x
x = 46,232,527,064,359,096/248,080,946.48 - Step 6: Final answer
x = 186,360,652.52
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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.