Finding the Fourth Proportional to 661,416,847.86, 992,268,751.14 and 201,343,059.75
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Solution
The fourth proportional to 661,416,847.86, 992,268,751.14 and 201,343,059.75 is: 302,058,266.42
Step by Step Solution
- Step 1: Write the proportion equation
661,416,847.86 : 992,268,751.14 = 201,343,059.75 : x - Step 2: Convert to fraction form
661,416,847.86/992,268,751.14 = 201,343,059.75/x - Step 3: Cross multiply
661,416,847.86x = 992,268,751.14 × 201,343,059.75 - Step 4: Simplify right side
661,416,847.86x = 199,786,426,448,838,912 - Step 5: Solve for x
x = 199,786,426,448,838,912/661,416,847.86 - Step 6: Final answer
x = 302,058,266.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.