Finding the Fourth Proportional to 605,684,207.20, 908,526,310.56 and 145,622,392.96
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Solution
The fourth proportional to 605,684,207.20, 908,526,310.56 and 145,622,392.96 is: 218,433,589.38
Step by Step Solution
- Step 1: Write the proportion equation
605,684,207.20 : 908,526,310.56 = 145,622,392.96 : x - Step 2: Convert to fraction form
605,684,207.20/908,526,310.56 = 145,622,392.96/x - Step 3: Cross multiply
605,684,207.20x = 908,526,310.56 × 145,622,392.96 - Step 4: Simplify right side
605,684,207.20x = 132,301,775,410,867,312 - Step 5: Solve for x
x = 132,301,775,410,867,312/605,684,207.20 - Step 6: Final answer
x = 218,433,589.38
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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.