Finding the Fourth Proportional to 4,111,416,958.61, 5,673,739,597.44 and 2,231,805,800.99
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Solution
The fourth proportional to 4,111,416,958.61, 5,673,739,597.44 and 2,231,805,800.99 is: 3,079,883,425.68
Step by Step Solution
- Step 1: Write the proportion equation
4,111,416,958.61 : 5,673,739,597.44 = 2,231,805,800.99 : x - Step 2: Convert to fraction form
4,111,416,958.61/5,673,739,597.44 = 2,231,805,800.99/x - Step 3: Cross multiply
4,111,416,958.61x = 5,673,739,597.44 × 2,231,805,800.99 - Step 4: Simplify right side
4,111,416,958.61x = 12,662,684,946,878,961,664 - Step 5: Solve for x
x = 12,662,684,946,878,961,664/4,111,416,958.61 - Step 6: Final answer
x = 3,079,883,425.68
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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.