Finding the Fourth Proportional to 173,597,402.46, 239,564,097.27 and 99,259,358.97
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Solution
The fourth proportional to 173,597,402.46, 239,564,097.27 and 99,259,358.97 is: 136,977,733.48
Step by Step Solution
- Step 1: Write the proportion equation
173,597,402.46 : 239,564,097.27 = 99,259,358.97 : x - Step 2: Convert to fraction form
173,597,402.46/239,564,097.27 = 99,259,358.97/x - Step 3: Cross multiply
173,597,402.46x = 239,564,097.27 × 99,259,358.97 - Step 4: Simplify right side
173,597,402.46x = 23,778,978,727,246,928 - Step 5: Solve for x
x = 23,778,978,727,246,928/173,597,402.46 - Step 6: Final answer
x = 136,977,733.48
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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.