Finding the Fourth Proportional to 661,566,512.08, 992,349,768.12 and 661,566,512.08
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Solution
The fourth proportional to 661,566,512.08, 992,349,768.12 and 661,566,512.08 is: 992,349,768.12
Step by Step Solution
- Step 1: Write the proportion equation
661,566,512.08 : 992,349,768.12 = 661,566,512.08 : x - Step 2: Convert to fraction form
661,566,512.08/992,349,768.12 = 661,566,512.08/x - Step 3: Cross multiply
661,566,512.08x = 992,349,768.12 × 661,566,512.08 - Step 4: Simplify right side
661,566,512.08x = 656,505,374,850,275,712 - Step 5: Solve for x
x = 656,505,374,850,275,712/661,566,512.08 - Step 6: Final answer
x = 992,349,768.12
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Similar ratio
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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.