Finding the Fourth Proportional to 96,587,571.98, 133,278,751.26 and 65,293,710.04
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Solution
The fourth proportional to 96,587,571.98, 133,278,751.26 and 65,293,710.04 is: 90,097,141.49
Step by Step Solution
- Step 1: Write the proportion equation
96,587,571.98 : 133,278,751.26 = 65,293,710.04 : x - Step 2: Convert to fraction form
96,587,571.98/133,278,751.26 = 65,293,710.04/x - Step 3: Cross multiply
96,587,571.98x = 133,278,751.26 × 65,293,710.04 - Step 4: Simplify right side
96,587,571.98x = 8,702,264,139,263,725 - Step 5: Solve for x
x = 8,702,264,139,263,725/96,587,571.98 - Step 6: Final answer
x = 90,097,141.49
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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.