Finding the Fourth Proportional to 160,517,795.80, 240,776,693.70 and 39,349,247.80
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Solution
The fourth proportional to 160,517,795.80, 240,776,693.70 and 39,349,247.80 is: 59,023,871.70
Step by Step Solution
- Step 1: Write the proportion equation
160,517,795.80 : 240,776,693.70 = 39,349,247.80 : x - Step 2: Convert to fraction form
160,517,795.80/240,776,693.70 = 39,349,247.80/x - Step 3: Cross multiply
160,517,795.80x = 240,776,693.70 × 39,349,247.80 - Step 4: Simplify right side
160,517,795.80x = 9,474,381,784,865,998 - Step 5: Solve for x
x = 9,474,381,784,865,998/160,517,795.80 - Step 6: Final answer
x = 59,023,871.70
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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.