Finding the Fourth Proportional to 5,173,718,694.99, 7,139,724,784.07 and 2,946,050,883.24
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Solution
The fourth proportional to 5,173,718,694.99, 7,139,724,784.07 and 2,946,050,883.24 is: 4,065,546,224.33
Step by Step Solution
- Step 1: Write the proportion equation
5,173,718,694.99 : 7,139,724,784.07 = 2,946,050,883.24 : x - Step 2: Convert to fraction form
5,173,718,694.99/7,139,724,784.07 = 2,946,050,883.24/x - Step 3: Cross multiply
5,173,718,694.99x = 7,139,724,784.07 × 2,946,050,883.24 - Step 4: Simplify right side
5,173,718,694.99x = 21,033,992,506,185,207,808 - Step 5: Solve for x
x = 21,033,992,506,185,207,808/5,173,718,694.99 - Step 6: Final answer
x = 4,065,546,224.33
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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.