Finding the Fourth Proportional to 467,868,542.10, 701,910,443.79 and 157,017,408.08
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Solution
The fourth proportional to 467,868,542.10, 701,910,443.79 and 157,017,408.08 is: 235,562,233.12
Step by Step Solution
- Step 1: Write the proportion equation
467,868,542.10 : 701,910,443.79 = 157,017,408.08 : x - Step 2: Convert to fraction form
467,868,542.10/701,910,443.79 = 157,017,408.08/x - Step 3: Cross multiply
467,868,542.10x = 701,910,443.79 × 157,017,408.08 - Step 4: Simplify right side
467,868,542.10x = 110,212,158,584,678,768 - Step 5: Solve for x
x = 110,212,158,584,678,768/467,868,542.10 - Step 6: Final answer
x = 235,562,233.12
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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.