Finding the Fourth Proportional to 65,202,048.30, 97,803,072.45 and 42,527,232.30
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Solution
The fourth proportional to 65,202,048.30, 97,803,072.45 and 42,527,232.30 is: 63,790,848.45
Step by Step Solution
- Step 1: Write the proportion equation
65,202,048.30 : 97,803,072.45 = 42,527,232.30 : x - Step 2: Convert to fraction form
65,202,048.30/97,803,072.45 = 42,527,232.30/x - Step 3: Cross multiply
65,202,048.30x = 97,803,072.45 × 42,527,232.30 - Step 4: Simplify right side
65,202,048.30x = 4,159,293,981,734,880 - Step 5: Solve for x
x = 4,159,293,981,734,880/65,202,048.30 - Step 6: Final answer
x = 63,790,848.45
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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.