Finding the Fourth Proportional to 4,014,660,989.52, 6,021,323,554.68 and 1,215,964,131.44
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Solution
The fourth proportional to 4,014,660,989.52, 6,021,323,554.68 and 1,215,964,131.44 is: 1,823,743,894.03
Step by Step Solution
- Step 1: Write the proportion equation
4,014,660,989.52 : 6,021,323,554.68 = 1,215,964,131.44 : x - Step 2: Convert to fraction form
4,014,660,989.52/6,021,323,554.68 = 1,215,964,131.44/x - Step 3: Cross multiply
4,014,660,989.52x = 6,021,323,554.68 × 1,215,964,131.44 - Step 4: Simplify right side
4,014,660,989.52x = 7,321,713,466,255,572,992 - Step 5: Solve for x
x = 7,321,713,466,255,572,992/4,014,660,989.52 - Step 6: Final answer
x = 1,823,743,894.03
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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.