Finding the Fourth Proportional to 64,349,467.70, 96,524,201.55 and 53,012,059.70
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Solution
The fourth proportional to 64,349,467.70, 96,524,201.55 and 53,012,059.70 is: 79,518,089.55
Step by Step Solution
- Step 1: Write the proportion equation
64,349,467.70 : 96,524,201.55 = 53,012,059.70 : x - Step 2: Convert to fraction form
64,349,467.70/96,524,201.55 = 53,012,059.70/x - Step 3: Cross multiply
64,349,467.70x = 96,524,201.55 × 53,012,059.70 - Step 4: Simplify right side
64,349,467.70x = 5,116,946,735,063,433 - Step 5: Solve for x
x = 5,116,946,735,063,433/64,349,467.70 - Step 6: Final answer
x = 79,518,089.55
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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.