Finding the Fourth Proportional to 149,296,194.14, 206,117,126.12 and 132,730,563.15
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Solution
The fourth proportional to 149,296,194.14, 206,117,126.12 and 132,730,563.15 is: 183,246,749.07
Step by Step Solution
- Step 1: Write the proportion equation
149,296,194.14 : 206,117,126.12 = 132,730,563.15 : x - Step 2: Convert to fraction form
149,296,194.14/206,117,126.12 = 132,730,563.15/x - Step 3: Cross multiply
149,296,194.14x = 206,117,126.12 × 132,730,563.15 - Step 4: Simplify right side
149,296,194.14x = 27,358,042,224,103,524 - Step 5: Solve for x
x = 27,358,042,224,103,524/149,296,194.14 - Step 6: Final answer
x = 183,246,749.07
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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.