Finding the Fourth Proportional to 96,587,577.49, 133,278,758.85 and 65,293,715.53
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Solution
The fourth proportional to 96,587,577.49, 133,278,758.85 and 65,293,715.53 is: 90,097,149.06
Step by Step Solution
- Step 1: Write the proportion equation
96,587,577.49 : 133,278,758.85 = 65,293,715.53 : x - Step 2: Convert to fraction form
96,587,577.49/133,278,758.85 = 65,293,715.53/x - Step 3: Cross multiply
96,587,577.49x = 133,278,758.85 × 65,293,715.53 - Step 4: Simplify right side
96,587,577.49x = 8,702,265,366,543,370 - Step 5: Solve for x
x = 8,702,265,366,543,370/96,587,577.49 - Step 6: Final answer
x = 90,097,149.06
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1.5x scale
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.