Finding the Fourth Proportional to 246,722,461.20, 370,083,691.80 and 239,548,007.70
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Solution
The fourth proportional to 246,722,461.20, 370,083,691.80 and 239,548,007.70 is: 359,322,011.55
Step by Step Solution
- Step 1: Write the proportion equation
246,722,461.20 : 370,083,691.80 = 239,548,007.70 : x - Step 2: Convert to fraction form
246,722,461.20/370,083,691.80 = 239,548,007.70/x - Step 3: Cross multiply
246,722,461.20x = 370,083,691.80 × 239,548,007.70 - Step 4: Simplify right side
246,722,461.20x = 88,652,811,052,950,832 - Step 5: Solve for x
x = 88,652,811,052,950,832/246,722,461.20 - Step 6: Final answer
x = 359,322,011.55
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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.