Finding the Fourth Proportional to 114,391,213.68, 155,748,003.75 and 114,028,006.98
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Solution
The fourth proportional to 114,391,213.68, 155,748,003.75 and 114,028,006.98 is: 155,253,483.96
Step by Step Solution
- Step 1: Write the proportion equation
114,391,213.68 : 155,748,003.75 = 114,028,006.98 : x - Step 2: Convert to fraction form
114,391,213.68/155,748,003.75 = 114,028,006.98/x - Step 3: Cross multiply
114,391,213.68x = 155,748,003.75 × 114,028,006.98 - Step 4: Simplify right side
114,391,213.68x = 17,759,634,458,726,066 - Step 5: Solve for x
x = 17,759,634,458,726,066/114,391,213.68 - Step 6: Final answer
x = 155,253,483.96
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.