Finding the Fourth Proportional to 131,821,434.85, 197,593,737.57 and 44,352,587.11
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Solution
The fourth proportional to 131,821,434.85, 197,593,737.57 and 44,352,587.11 is: 66,482,309.71
Step by Step Solution
- Step 1: Write the proportion equation
131,821,434.85 : 197,593,737.57 = 44,352,587.11 : x - Step 2: Convert to fraction form
131,821,434.85/197,593,737.57 = 44,352,587.11/x - Step 3: Cross multiply
131,821,434.85x = 197,593,737.57 × 44,352,587.11 - Step 4: Simplify right side
131,821,434.85x = 8,763,793,457,963,904 - Step 5: Solve for x
x = 8,763,793,457,963,904/131,821,434.85 - Step 6: Final answer
x = 66,482,309.71
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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.