Finding the Fourth Proportional to 437,984,457.04, 604,418,739.92 and 239,747,082.44
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Solution
The fourth proportional to 437,984,457.04, 604,418,739.92 and 239,747,082.44 is: 330,851,077.34
Step by Step Solution
- Step 1: Write the proportion equation
437,984,457.04 : 604,418,739.92 = 239,747,082.44 : x - Step 2: Convert to fraction form
437,984,457.04/604,418,739.92 = 239,747,082.44/x - Step 3: Cross multiply
437,984,457.04x = 604,418,739.92 × 239,747,082.44 - Step 4: Simplify right side
437,984,457.04x = 144,907,629,467,881,152 - Step 5: Solve for x
x = 144,907,629,467,881,152/437,984,457.04 - Step 6: Final answer
x = 330,851,077.34
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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.