Finding the Fourth Proportional to 95,168,890.08, 131,332,611.36 and 53,915,685.12
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Solution
The fourth proportional to 95,168,890.08, 131,332,611.36 and 53,915,685.12 is: 74,403,386.59
Step by Step Solution
- Step 1: Write the proportion equation
95,168,890.08 : 131,332,611.36 = 53,915,685.12 : x - Step 2: Convert to fraction form
95,168,890.08/131,332,611.36 = 53,915,685.12/x - Step 3: Cross multiply
95,168,890.08x = 131,332,611.36 × 53,915,685.12 - Step 4: Simplify right side
95,168,890.08x = 7,080,887,720,073,095 - Step 5: Solve for x
x = 7,080,887,720,073,095/95,168,890.08 - Step 6: Final answer
x = 74,403,386.59
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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.