Finding the Fourth Proportional to 505,498,435.18, 758,247,652.77 and 505,498,435.18
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Solution
The fourth proportional to 505,498,435.18, 758,247,652.77 and 505,498,435.18 is: 758,247,652.77
Step by Step Solution
- Step 1: Write the proportion equation
505,498,435.18 : 758,247,652.77 = 505,498,435.18 : x - Step 2: Convert to fraction form
505,498,435.18/758,247,652.77 = 505,498,435.18/x - Step 3: Cross multiply
505,498,435.18x = 758,247,652.77 × 505,498,435.18 - Step 4: Simplify right side
505,498,435.18x = 383,293,001,947,824,256 - Step 5: Solve for x
x = 383,293,001,947,824,256/505,498,435.18 - Step 6: Final answer
x = 758,247,652.77
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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.