Finding the Fourth Proportional to 110,912,212.73, 153,021,678.02 and 63,868,272.19
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Solution
The fourth proportional to 110,912,212.73, 153,021,678.02 and 63,868,272.19 is: 88,116,808.26
Step by Step Solution
- Step 1: Write the proportion equation
110,912,212.73 : 153,021,678.02 = 63,868,272.19 : x - Step 2: Convert to fraction form
110,912,212.73/153,021,678.02 = 63,868,272.19/x - Step 3: Cross multiply
110,912,212.73x = 153,021,678.02 × 63,868,272.19 - Step 4: Simplify right side
110,912,212.73x = 9,773,230,182,289,512 - Step 5: Solve for x
x = 9,773,230,182,289,512/110,912,212.73 - Step 6: Final answer
x = 88,116,808.26
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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.