Finding the Fourth Proportional to 4,130,985,637.89, 6,197,694,190.49 and 1,332,901,690.54
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Solution
The fourth proportional to 4,130,985,637.89, 6,197,694,190.49 and 1,332,901,690.54 is: 1,999,744,803.80
Step by Step Solution
- Step 1: Write the proportion equation
4,130,985,637.89 : 6,197,694,190.49 = 1,332,901,690.54 : x - Step 2: Convert to fraction form
4,130,985,637.89/6,197,694,190.49 = 1,332,901,690.54/x - Step 3: Cross multiply
4,130,985,637.89x = 6,197,694,190.49 × 1,332,901,690.54 - Step 4: Simplify right side
4,130,985,637.89x = 8,260,917,063,954,057,216 - Step 5: Solve for x
x = 8,260,917,063,954,057,216/4,130,985,637.89 - Step 6: Final answer
x = 1,999,744,803.80
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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.