Finding the Fourth Proportional to 256,026,070.01, 383,883,590.99 and 100,393,427.85
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Solution
The fourth proportional to 256,026,070.01, 383,883,590.99 and 100,393,427.85 is: 150,529,161.32
Step by Step Solution
- Step 1: Write the proportion equation
256,026,070.01 : 383,883,590.99 = 100,393,427.85 : x - Step 2: Convert to fraction form
256,026,070.01/383,883,590.99 = 100,393,427.85/x - Step 3: Cross multiply
256,026,070.01x = 383,883,590.99 × 100,393,427.85 - Step 4: Simplify right side
256,026,070.01x = 38,539,389,594,351,504 - Step 5: Solve for x
x = 38,539,389,594,351,504/256,026,070.01 - Step 6: Final answer
x = 150,529,161.32
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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.