Finding the Fourth Proportional to 132,852,512.60, 183,336,545.34 and 74,115,177.92
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Solution
The fourth proportional to 132,852,512.60, 183,336,545.34 and 74,115,177.92 is: 102,278,989.02
Step by Step Solution
- Step 1: Write the proportion equation
132,852,512.60 : 183,336,545.34 = 74,115,177.92 : x - Step 2: Convert to fraction form
132,852,512.60/183,336,545.34 = 74,115,177.92/x - Step 3: Cross multiply
132,852,512.60x = 183,336,545.34 × 74,115,177.92 - Step 4: Simplify right side
132,852,512.60x = 13,588,020,677,112,248 - Step 5: Solve for x
x = 13,588,020,677,112,248/132,852,512.60 - Step 6: Final answer
x = 102,278,989.02
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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.