Finding the Fourth Proportional to 221,435,402.40, 332,153,103.60 and 92,135,807.10
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Solution
The fourth proportional to 221,435,402.40, 332,153,103.60 and 92,135,807.10 is: 138,203,710.65
Step by Step Solution
- Step 1: Write the proportion equation
221,435,402.40 : 332,153,103.60 = 92,135,807.10 : x - Step 2: Convert to fraction form
221,435,402.40/332,153,103.60 = 92,135,807.10/x - Step 3: Cross multiply
221,435,402.40x = 332,153,103.60 × 92,135,807.10 - Step 4: Simplify right side
221,435,402.40x = 30,603,194,280,955,916 - Step 5: Solve for x
x = 30,603,194,280,955,916/221,435,402.40 - Step 6: Final answer
x = 138,203,710.65
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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.