Finding the Fourth Proportional to 86,885,837,544.96, 130,258,425,350.97 and 27,163,758,476.43
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Solution
The fourth proportional to 86,885,837,544.96, 130,258,425,350.97 and 27,163,758,476.43 is: 40,723,649,627.28
Step by Step Solution
- Step 1: Write the proportion equation
86,885,837,544.96 : 130,258,425,350.97 = 27,163,758,476.43 : x - Step 2: Convert to fraction form
86,885,837,544.96/130,258,425,350.97 = 27,163,758,476.43/x - Step 3: Cross multiply
86,885,837,544.96x = 130,258,425,350.97 × 27,163,758,476.43 - Step 4: Simplify right side
86,885,837,544.96x = 3,538,308,405,753,835,683,840 - Step 5: Solve for x
x = 3,538,308,405,753,835,683,840/86,885,837,544.96 - Step 6: Final answer
x = 40,723,649,627.28
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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.