Finding the Fourth Proportional to 4,391,665,324.80, 6,592,599,820.80 and 2,646,838,233.60
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Solution
The fourth proportional to 4,391,665,324.80, 6,592,599,820.80 and 2,646,838,233.60 is: 3,973,332,204.07
Step by Step Solution
- Step 1: Write the proportion equation
4,391,665,324.80 : 6,592,599,820.80 = 2,646,838,233.60 : x - Step 2: Convert to fraction form
4,391,665,324.80/6,592,599,820.80 = 2,646,838,233.60/x - Step 3: Cross multiply
4,391,665,324.80x = 6,592,599,820.80 × 2,646,838,233.60 - Step 4: Simplify right side
4,391,665,324.80x = 17,449,545,264,517,947,392 - Step 5: Solve for x
x = 17,449,545,264,517,947,392/4,391,665,324.80 - Step 6: Final answer
x = 3,973,332,204.07
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1.5x scale
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.