Finding the Fourth Proportional to 95,696,542.80, 143,544,814.20 and 44,583,728.40
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Solution
The fourth proportional to 95,696,542.80, 143,544,814.20 and 44,583,728.40 is: 66,875,592.60
Step by Step Solution
- Step 1: Write the proportion equation
95,696,542.80 : 143,544,814.20 = 44,583,728.40 : x - Step 2: Convert to fraction form
95,696,542.80/143,544,814.20 = 44,583,728.40/x - Step 3: Cross multiply
95,696,542.80x = 143,544,814.20 × 44,583,728.40 - Step 4: Simplify right side
95,696,542.80x = 6,399,763,009,521,263 - Step 5: Solve for x
x = 6,399,763,009,521,263/95,696,542.80 - Step 6: Final answer
x = 66,875,592.60
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1.5x scale
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.