Finding the Fourth Proportional to 112,293,368.20, 168,440,052.30 and 63,752,465.80
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Solution
The fourth proportional to 112,293,368.20, 168,440,052.30 and 63,752,465.80 is: 95,628,698.70
Step by Step Solution
- Step 1: Write the proportion equation
112,293,368.20 : 168,440,052.30 = 63,752,465.80 : x - Step 2: Convert to fraction form
112,293,368.20/168,440,052.30 = 63,752,465.80/x - Step 3: Cross multiply
112,293,368.20x = 168,440,052.30 × 63,752,465.80 - Step 4: Simplify right side
112,293,368.20x = 10,738,468,673,605,962 - Step 5: Solve for x
x = 10,738,468,673,605,962/112,293,368.20 - Step 6: Final answer
x = 95,628,698.70
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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.