Finding the Fourth Proportional to 649,704,448.20, 974,614,115.34 and 183,370,029.96
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Solution
The fourth proportional to 649,704,448.20, 974,614,115.34 and 183,370,029.96 is: 275,071,257.44
Step by Step Solution
- Step 1: Write the proportion equation
649,704,448.20 : 974,614,115.34 = 183,370,029.96 : x - Step 2: Convert to fraction form
649,704,448.20/974,614,115.34 = 183,370,029.96/x - Step 3: Cross multiply
649,704,448.20x = 974,614,115.34 × 183,370,029.96 - Step 4: Simplify right side
649,704,448.20x = 178,715,019,529,334,720 - Step 5: Solve for x
x = 178,715,019,529,334,720/649,704,448.20 - Step 6: Final answer
x = 275,071,257.44
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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.