Finding the Fourth Proportional to 84,869,883.84, 127,342,461.60 and 44,470,764.48
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Solution
The fourth proportional to 84,869,883.84, 127,342,461.60 and 44,470,764.48 is: 66,725,867.43
Step by Step Solution
- Step 1: Write the proportion equation
84,869,883.84 : 127,342,461.60 = 44,470,764.48 : x - Step 2: Convert to fraction form
84,869,883.84/127,342,461.60 = 44,470,764.48/x - Step 3: Cross multiply
84,869,883.84x = 127,342,461.60 × 44,470,764.48 - Step 4: Simplify right side
84,869,883.84x = 5,663,016,618,117,043 - Step 5: Solve for x
x = 5,663,016,618,117,043/84,869,883.84 - Step 6: Final answer
x = 66,725,867.43
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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.