Finding the Fourth Proportional to 219,512,221.14, 302,898,938.71 and 125,432,466.44
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Solution
The fourth proportional to 219,512,221.14, 302,898,938.71 and 125,432,466.44 is: 173,080,846.10
Step by Step Solution
- Step 1: Write the proportion equation
219,512,221.14 : 302,898,938.71 = 125,432,466.44 : x - Step 2: Convert to fraction form
219,512,221.14/302,898,938.71 = 125,432,466.44/x - Step 3: Cross multiply
219,512,221.14x = 302,898,938.71 × 125,432,466.44 - Step 4: Simplify right side
219,512,221.14x = 37,993,360,964,453,688 - Step 5: Solve for x
x = 37,993,360,964,453,688/219,512,221.14 - Step 6: Final answer
x = 173,080,846.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.