Finding the Fourth Proportional to 450,614,737.56, 621,650,250.99 and 271,898,941.74
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Solution
The fourth proportional to 450,614,737.56, 621,650,250.99 and 271,898,941.74 is: 375,101,014.88
Step by Step Solution
- Step 1: Write the proportion equation
450,614,737.56 : 621,650,250.99 = 271,898,941.74 : x - Step 2: Convert to fraction form
450,614,737.56/621,650,250.99 = 271,898,941.74/x - Step 3: Cross multiply
450,614,737.56x = 621,650,250.99 × 271,898,941.74 - Step 4: Simplify right side
450,614,737.56x = 169,026,045,376,586,400 - Step 5: Solve for x
x = 169,026,045,376,586,400/450,614,737.56 - Step 6: Final answer
x = 375,101,014.88
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1.5x scale
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.