Finding the Fourth Proportional to 118,503,328.30, 177,560,881.50 and 63,112,353.94
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Solution
The fourth proportional to 118,503,328.30, 177,560,881.50 and 63,112,353.94 is: 94,565,151.54
Step by Step Solution
- Step 1: Write the proportion equation
118,503,328.30 : 177,560,881.50 = 63,112,353.94 : x - Step 2: Convert to fraction form
118,503,328.30/177,560,881.50 = 63,112,353.94/x - Step 3: Cross multiply
118,503,328.30x = 177,560,881.50 × 63,112,353.94 - Step 4: Simplify right side
118,503,328.30x = 11,206,285,199,126,398 - Step 5: Solve for x
x = 11,206,285,199,126,398/118,503,328.30 - Step 6: Final answer
x = 94,565,151.54
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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.