Finding the Fourth Proportional to 4,964,331,441.12, 6,850,823,598.48 and 2,736,743,344.80
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Solution
The fourth proportional to 4,964,331,441.12, 6,850,823,598.48 and 2,736,743,344.80 is: 3,776,731,290.39
Step by Step Solution
- Step 1: Write the proportion equation
4,964,331,441.12 : 6,850,823,598.48 = 2,736,743,344.80 : x - Step 2: Convert to fraction form
4,964,331,441.12/6,850,823,598.48 = 2,736,743,344.80/x - Step 3: Cross multiply
4,964,331,441.12x = 6,850,823,598.48 × 2,736,743,344.80 - Step 4: Simplify right side
4,964,331,441.12x = 18,748,945,889,538,928,640 - Step 5: Solve for x
x = 18,748,945,889,538,928,640/4,964,331,441.12 - Step 6: Final answer
x = 3,776,731,290.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.