Finding the Fourth Proportional to 110,912,214.23, 153,021,680.09 and 63,868,273.70
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Solution
The fourth proportional to 110,912,214.23, 153,021,680.09 and 63,868,273.70 is: 88,116,810.34
Step by Step Solution
- Step 1: Write the proportion equation
110,912,214.23 : 153,021,680.09 = 63,868,273.70 : x - Step 2: Convert to fraction form
110,912,214.23/153,021,680.09 = 63,868,273.70/x - Step 3: Cross multiply
110,912,214.23x = 153,021,680.09 × 63,868,273.70 - Step 4: Simplify right side
110,912,214.23x = 9,773,230,544,937,512 - Step 5: Solve for x
x = 9,773,230,544,937,512/110,912,214.23 - Step 6: Final answer
x = 88,116,810.34
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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.