Finding the Fourth Proportional to 70,883,799.84, 97,841,269.71 and 41,121,966.60
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Solution
The fourth proportional to 70,883,799.84, 97,841,269.71 and 41,121,966.60 is: 56,760,859.80
Step by Step Solution
- Step 1: Write the proportion equation
70,883,799.84 : 97,841,269.71 = 41,121,966.60 : x - Step 2: Convert to fraction form
70,883,799.84/97,841,269.71 = 41,121,966.60/x - Step 3: Cross multiply
70,883,799.84x = 97,841,269.71 × 41,121,966.60 - Step 4: Simplify right side
70,883,799.84x = 4,023,425,425,116,211.50 - Step 5: Solve for x
x = 4,023,425,425,116,211.50/70,883,799.84 - Step 6: Final answer
x = 56,760,859.80
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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.