Finding the Fourth Proportional to 227,515,581.80, 340,696,004.70 and 125,163,981.80
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Solution
The fourth proportional to 227,515,581.80, 340,696,004.70 and 125,163,981.80 is: 187,428,343.12
Step by Step Solution
- Step 1: Write the proportion equation
227,515,581.80 : 340,696,004.70 = 125,163,981.80 : x - Step 2: Convert to fraction form
227,515,581.80/340,696,004.70 = 125,163,981.80/x - Step 3: Cross multiply
227,515,581.80x = 340,696,004.70 × 125,163,981.80 - Step 4: Simplify right side
227,515,581.80x = 42,642,868,531,603,512 - Step 5: Solve for x
x = 42,642,868,531,603,512/227,515,581.80 - Step 6: Final answer
x = 187,428,343.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.