Finding the Fourth Proportional to 664,412,708.42, 996,483,779.70 and 244,089,615.63
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Solution
The fourth proportional to 664,412,708.42, 996,483,779.70 and 244,089,615.63 is: 366,084,723.68
Step by Step Solution
- Step 1: Write the proportion equation
664,412,708.42 : 996,483,779.70 = 244,089,615.63 : x - Step 2: Convert to fraction form
664,412,708.42/996,483,779.70 = 244,089,615.63/x - Step 3: Cross multiply
664,412,708.42x = 996,483,779.70 × 244,089,615.63 - Step 4: Simplify right side
664,412,708.42x = 243,231,342,768,502,592 - Step 5: Solve for x
x = 243,231,342,768,502,592/664,412,708.42 - Step 6: Final answer
x = 366,084,723.68
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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.