Finding the Fourth Proportional to 197,279,169.60, 295,937,416.80 and 53,672,001.60
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Solution
The fourth proportional to 197,279,169.60, 295,937,416.80 and 53,672,001.60 is: 80,513,079.71
Step by Step Solution
- Step 1: Write the proportion equation
197,279,169.60 : 295,937,416.80 = 53,672,001.60 : x - Step 2: Convert to fraction form
197,279,169.60/295,937,416.80 = 53,672,001.60/x - Step 3: Cross multiply
197,279,169.60x = 295,937,416.80 × 53,672,001.60 - Step 4: Simplify right side
197,279,169.60x = 15,883,553,507,989,468 - Step 5: Solve for x
x = 15,883,553,507,989,468/197,279,169.60 - Step 6: Final answer
x = 80,513,079.71
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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.