Finding the Fourth Proportional to 320,994,668.46, 481,340,220.21 and 124,350,184.62
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Solution
The fourth proportional to 320,994,668.46, 481,340,220.21 and 124,350,184.62 is: 186,466,477.89
Step by Step Solution
- Step 1: Write the proportion equation
320,994,668.46 : 481,340,220.21 = 124,350,184.62 : x - Step 2: Convert to fraction form
320,994,668.46/481,340,220.21 = 124,350,184.62/x - Step 3: Cross multiply
320,994,668.46x = 481,340,220.21 × 124,350,184.62 - Step 4: Simplify right side
320,994,668.46x = 59,854,745,248,144,952 - Step 5: Solve for x
x = 59,854,745,248,144,952/320,994,668.46 - Step 6: Final answer
x = 186,466,477.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.