Finding the Fourth Proportional to 93,313,186.70, 139,969,780.05 and 53,002,402.70
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Solution
The fourth proportional to 93,313,186.70, 139,969,780.05 and 53,002,402.70 is: 79,503,604.05
Step by Step Solution
- Step 1: Write the proportion equation
93,313,186.70 : 139,969,780.05 = 53,002,402.70 : x - Step 2: Convert to fraction form
93,313,186.70/139,969,780.05 = 53,002,402.70/x - Step 3: Cross multiply
93,313,186.70x = 139,969,780.05 × 53,002,402.70 - Step 4: Simplify right side
93,313,186.70x = 7,418,734,648,040,527 - Step 5: Solve for x
x = 7,418,734,648,040,527/93,313,186.70 - Step 6: Final answer
x = 79,503,604.05
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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.