Finding the Fourth Proportional to 763,879,116.52, 1,143,534,771.42 and 467,842,048.84
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Solution
The fourth proportional to 763,879,116.52, 1,143,534,771.42 and 467,842,048.84 is: 700,364,283.84
Step by Step Solution
- Step 1: Write the proportion equation
763,879,116.52 : 1,143,534,771.42 = 467,842,048.84 : x - Step 2: Convert to fraction form
763,879,116.52/1,143,534,771.42 = 467,842,048.84/x - Step 3: Cross multiply
763,879,116.52x = 1,143,534,771.42 × 467,842,048.84 - Step 4: Simplify right side
763,879,116.52x = 534,993,650,380,913,856 - Step 5: Solve for x
x = 534,993,650,380,913,856/763,879,116.52 - Step 6: Final answer
x = 700,364,283.84
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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.