Finding the Fourth Proportional to 116,319,416.76, 160,518,712.62 and 63,396,601.08
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Solution
The fourth proportional to 116,319,416.76, 160,518,712.62 and 63,396,601.08 is: 87,486,174.48
Step by Step Solution
- Step 1: Write the proportion equation
116,319,416.76 : 160,518,712.62 = 63,396,601.08 : x - Step 2: Convert to fraction form
116,319,416.76/160,518,712.62 = 63,396,601.08/x - Step 3: Cross multiply
116,319,416.76x = 160,518,712.62 × 63,396,601.08 - Step 4: Simplify right side
116,319,416.76x = 10,176,340,789,845,302 - Step 5: Solve for x
x = 10,176,340,789,845,302/116,319,416.76 - Step 6: Final answer
x = 87,486,174.48
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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.