Finding the Fourth Proportional to 408,912,222.12, 613,559,873.37 and 201,537,585.23
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Solution
The fourth proportional to 408,912,222.12, 613,559,873.37 and 201,537,585.23 is: 302,400,780.85
Step by Step Solution
- Step 1: Write the proportion equation
408,912,222.12 : 613,559,873.37 = 201,537,585.23 : x - Step 2: Convert to fraction form
408,912,222.12/613,559,873.37 = 201,537,585.23/x - Step 3: Cross multiply
408,912,222.12x = 613,559,873.37 × 201,537,585.23 - Step 4: Simplify right side
408,912,222.12x = 123,655,375,269,946,576 - Step 5: Solve for x
x = 123,655,375,269,946,576/408,912,222.12 - Step 6: Final answer
x = 302,400,780.85
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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.