Finding the Fourth Proportional to 301,056,428.27, 451,596,888.08 and 143,408,400.12
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Solution
The fourth proportional to 301,056,428.27, 451,596,888.08 and 143,408,400.12 is: 215,118,433.41
Step by Step Solution
- Step 1: Write the proportion equation
301,056,428.27 : 451,596,888.08 = 143,408,400.12 : x - Step 2: Convert to fraction form
301,056,428.27/451,596,888.08 = 143,408,400.12/x - Step 3: Cross multiply
301,056,428.27x = 451,596,888.08 × 143,408,400.12 - Step 4: Simplify right side
301,056,428.27x = 64,762,787,219,082,016 - Step 5: Solve for x
x = 64,762,787,219,082,016/301,056,428.27 - Step 6: Final answer
x = 215,118,433.41
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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.