Finding the Fourth Proportional to 1,044,842,469.93, 1,567,490,453.19 and 317,812,286.25
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Solution
The fourth proportional to 1,044,842,469.93, 1,567,490,453.19 and 317,812,286.25 is: 476,787,399.96
Step by Step Solution
- Step 1: Write the proportion equation
1,044,842,469.93 : 1,567,490,453.19 = 317,812,286.25 : x - Step 2: Convert to fraction form
1,044,842,469.93/1,567,490,453.19 = 317,812,286.25/x - Step 3: Cross multiply
1,044,842,469.93x = 1,567,490,453.19 × 317,812,286.25 - Step 4: Simplify right side
1,044,842,469.93x = 498,167,724,603,362,496 - Step 5: Solve for x
x = 498,167,724,603,362,496/1,044,842,469.93 - Step 6: Final answer
x = 476,787,399.96
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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.