Finding the Fourth Proportional to 317,530,059.58, 476,210,058.79 and 87,444,450.10
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Solution
The fourth proportional to 317,530,059.58, 476,210,058.79 and 87,444,450.10 is: 131,143,258.61
Step by Step Solution
- Step 1: Write the proportion equation
317,530,059.58 : 476,210,058.79 = 87,444,450.10 : x - Step 2: Convert to fraction form
317,530,059.58/476,210,058.79 = 87,444,450.10/x - Step 3: Cross multiply
317,530,059.58x = 476,210,058.79 × 87,444,450.10 - Step 4: Simplify right side
317,530,059.58x = 41,641,926,720,161,952 - Step 5: Solve for x
x = 41,641,926,720,161,952/317,530,059.58 - Step 6: Final answer
x = 131,143,258.61
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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.