Finding the Fourth Proportional to 207,510,459.27, 286,364,191.14 and 113,425,224.13
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Solution
The fourth proportional to 207,510,459.27, 286,364,191.14 and 113,425,224.13 is: 156,526,676.66
Step by Step Solution
- Step 1: Write the proportion equation
207,510,459.27 : 286,364,191.14 = 113,425,224.13 : x - Step 2: Convert to fraction form
207,510,459.27/286,364,191.14 = 113,425,224.13/x - Step 3: Cross multiply
207,510,459.27x = 286,364,191.14 × 113,425,224.13 - Step 4: Simplify right side
207,510,459.27x = 32,480,922,561,923,972 - Step 5: Solve for x
x = 32,480,922,561,923,972/207,510,459.27 - Step 6: Final answer
x = 156,526,676.66
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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.