Finding the Fourth Proportional to 307,330,075.84, 460,961,160.36 and 77,299,250.80
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Solution
The fourth proportional to 307,330,075.84, 460,961,160.36 and 77,299,250.80 is: 115,940,336.29
Step by Step Solution
- Step 1: Write the proportion equation
307,330,075.84 : 460,961,160.36 = 77,299,250.80 : x - Step 2: Convert to fraction form
307,330,075.84/460,961,160.36 = 77,299,250.80/x - Step 3: Cross multiply
307,330,075.84x = 460,961,160.36 × 77,299,250.80 - Step 4: Simplify right side
307,330,075.84x = 35,631,952,343,726,660 - Step 5: Solve for x
x = 35,631,952,343,726,660/307,330,075.84 - Step 6: Final answer
x = 115,940,336.29
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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.