Finding the Fourth Proportional to 73,754,440.80, 110,631,661.20 and 27,696,220.80
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Solution
The fourth proportional to 73,754,440.80, 110,631,661.20 and 27,696,220.80 is: 41,544,331.20
Step by Step Solution
- Step 1: Write the proportion equation
73,754,440.80 : 110,631,661.20 = 27,696,220.80 : x - Step 2: Convert to fraction form
73,754,440.80/110,631,661.20 = 27,696,220.80/x - Step 3: Cross multiply
73,754,440.80x = 110,631,661.20 × 27,696,220.80 - Step 4: Simplify right side
73,754,440.80x = 3,064,078,916,065,993 - Step 5: Solve for x
x = 3,064,078,916,065,993/73,754,440.80 - Step 6: Final answer
x = 41,544,331.20
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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.