Finding the Fourth Proportional to 741,669,213.68, 1,112,605,803.80 and 275,291,010
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Solution
The fourth proportional to 741,669,213.68, 1,112,605,803.80 and 275,291,010 is: 412,974,368.91
Step by Step Solution
- Step 1: Write the proportion equation
741,669,213.68 : 1,112,605,803.80 = 275,291,010 : x - Step 2: Convert to fraction form
741,669,213.68/1,112,605,803.80 = 275,291,010/x - Step 3: Cross multiply
741,669,213.68x = 1,112,605,803.80 × 275,291,010 - Step 4: Simplify right side
741,669,213.68x = 306,290,375,459,963,840 - Step 5: Solve for x
x = 306,290,375,459,963,840/741,669,213.68 - Step 6: Final answer
x = 412,974,368.91
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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.