Finding the Fourth Proportional to 484,977,846.02, 669,269,696.04 and 261,959,526.63
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Solution
The fourth proportional to 484,977,846.02, 669,269,696.04 and 261,959,526.63 is: 361,504,291.80
Step by Step Solution
- Step 1: Write the proportion equation
484,977,846.02 : 669,269,696.04 = 261,959,526.63 : x - Step 2: Convert to fraction form
484,977,846.02/669,269,696.04 = 261,959,526.63/x - Step 3: Cross multiply
484,977,846.02x = 669,269,696.04 × 261,959,526.63 - Step 4: Simplify right side
484,977,846.02x = 175,321,572,762,442,368 - Step 5: Solve for x
x = 175,321,572,762,442,368/484,977,846.02 - Step 6: Final answer
x = 361,504,291.80
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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.