Finding the Fourth Proportional to 11,565,224,129.48, 15,954,135,262.88 and 7,553,242,827.99
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Solution
The fourth proportional to 11,565,224,129.48, 15,954,135,262.88 and 7,553,242,827.99 is: 10,419,638,772.41
Step by Step Solution
- Step 1: Write the proportion equation
11,565,224,129.48 : 15,954,135,262.88 = 7,553,242,827.99 : x - Step 2: Convert to fraction form
11,565,224,129.48/15,954,135,262.88 = 7,553,242,827.99/x - Step 3: Cross multiply
11,565,224,129.48x = 15,954,135,262.88 × 7,553,242,827.99 - Step 4: Simplify right side
11,565,224,129.48x = 120,505,457,751,092,936,704 - Step 5: Solve for x
x = 120,505,457,751,092,936,704/11,565,224,129.48 - Step 6: Final answer
x = 10,419,638,772.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.