Finding the Fourth Proportional to 5,552,492,022.63, 8,271,028,519.20 and 5,251,750,889.33
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Solution
The fourth proportional to 5,552,492,022.63, 8,271,028,519.20 and 5,251,750,889.33 is: 7,823,042,555.37
Step by Step Solution
- Step 1: Write the proportion equation
5,552,492,022.63 : 8,271,028,519.20 = 5,251,750,889.33 : x - Step 2: Convert to fraction form
5,552,492,022.63/8,271,028,519.20 = 5,251,750,889.33/x - Step 3: Cross multiply
5,552,492,022.63x = 8,271,028,519.20 × 5,251,750,889.33 - Step 4: Simplify right side
5,552,492,022.63x = 43,437,381,381,403,074,560 - Step 5: Solve for x
x = 43,437,381,381,403,074,560/5,552,492,022.63 - Step 6: Final answer
x = 7,823,042,555.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.