Finding the Fourth Proportional to 505,498,430.18, 758,247,645.27 and 505,498,430.18
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Solution
The fourth proportional to 505,498,430.18, 758,247,645.27 and 505,498,430.18 is: 758,247,645.27
Step by Step Solution
- Step 1: Write the proportion equation
505,498,430.18 : 758,247,645.27 = 505,498,430.18 : x - Step 2: Convert to fraction form
505,498,430.18/758,247,645.27 = 505,498,430.18/x - Step 3: Cross multiply
505,498,430.18x = 758,247,645.27 × 505,498,430.18 - Step 4: Simplify right side
505,498,430.18x = 383,292,994,365,347,776 - Step 5: Solve for x
x = 383,292,994,365,347,776/505,498,430.18 - Step 6: Final answer
x = 758,247,645.27
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1.5x scale
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.