Finding the Fourth Proportional to 96,587,576.49, 133,278,757.47 and 65,293,714.53
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Solution
The fourth proportional to 96,587,576.49, 133,278,757.47 and 65,293,714.53 is: 90,097,147.68
Step by Step Solution
- Step 1: Write the proportion equation
96,587,576.49 : 133,278,757.47 = 65,293,714.53 : x - Step 2: Convert to fraction form
96,587,576.49/133,278,757.47 = 65,293,714.53/x - Step 3: Cross multiply
96,587,576.49x = 133,278,757.47 × 65,293,714.53 - Step 4: Simplify right side
96,587,576.49x = 8,702,265,143,159,285 - Step 5: Solve for x
x = 8,702,265,143,159,285/96,587,576.49 - Step 6: Final answer
x = 90,097,147.68
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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.