Finding the Fourth Proportional to 3,258,652,438.80, 4,891,135,417.74 and 3,081,682,585.80
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Solution
The fourth proportional to 3,258,652,438.80, 4,891,135,417.74 and 3,081,682,585.80 is: 4,625,509,201.95
Step by Step Solution
- Step 1: Write the proportion equation
3,258,652,438.80 : 4,891,135,417.74 = 3,081,682,585.80 : x - Step 2: Convert to fraction form
3,258,652,438.80/4,891,135,417.74 = 3,081,682,585.80/x - Step 3: Cross multiply
3,258,652,438.80x = 4,891,135,417.74 × 3,081,682,585.80 - Step 4: Simplify right side
3,258,652,438.80x = 15,072,926,841,638,967,296 - Step 5: Solve for x
x = 15,072,926,841,638,967,296/3,258,652,438.80 - Step 6: Final answer
x = 4,625,509,201.95
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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.