Finding the Fourth Proportional to 116,164,712.35, 160,301,217.99 and 63,943,548.22
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Solution
The fourth proportional to 116,164,712.35, 160,301,217.99 and 63,943,548.22 is: 88,238,746.99
Step by Step Solution
- Step 1: Write the proportion equation
116,164,712.35 : 160,301,217.99 = 63,943,548.22 : x - Step 2: Convert to fraction form
116,164,712.35/160,301,217.99 = 63,943,548.22/x - Step 3: Cross multiply
116,164,712.35x = 160,301,217.99 × 63,943,548.22 - Step 4: Simplify right side
116,164,712.35x = 10,250,228,662,268,296 - Step 5: Solve for x
x = 10,250,228,662,268,296/116,164,712.35 - Step 6: Final answer
x = 88,238,746.99
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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.