Finding the Fourth Proportional to 440,470,320.29, 659,268,356.50 and 323,854,756.37
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Solution
The fourth proportional to 440,470,320.29, 659,268,356.50 and 323,854,756.37 is: 484,725,492.59
Step by Step Solution
- Step 1: Write the proportion equation
440,470,320.29 : 659,268,356.50 = 323,854,756.37 : x - Step 2: Convert to fraction form
440,470,320.29/659,268,356.50 = 323,854,756.37/x - Step 3: Cross multiply
440,470,320.29x = 659,268,356.50 × 323,854,756.37 - Step 4: Simplify right side
440,470,320.29x = 213,507,192,974,518,464 - Step 5: Solve for x
x = 213,507,192,974,518,464/440,470,320.29 - Step 6: Final answer
x = 484,725,492.59
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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.