Finding the Fourth Proportional to 248,833,113.60, 373,436,294.40 and 127,602,163.20
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Solution
The fourth proportional to 248,833,113.60, 373,436,294.40 and 127,602,163.20 is: 191,498,945.99
Step by Step Solution
- Step 1: Write the proportion equation
248,833,113.60 : 373,436,294.40 = 127,602,163.20 : x - Step 2: Convert to fraction form
248,833,113.60/373,436,294.40 = 127,602,163.20/x - Step 3: Cross multiply
248,833,113.60x = 373,436,294.40 × 127,602,163.20 - Step 4: Simplify right side
248,833,113.60x = 47,651,278,982,832,048 - Step 5: Solve for x
x = 47,651,278,982,832,048/248,833,113.60 - Step 6: Final answer
x = 191,498,945.99
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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.