Finding the Fourth Proportional to 555,264,107.80, 832,896,161.70 and 283,166,315.80
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Solution
The fourth proportional to 555,264,107.80, 832,896,161.70 and 283,166,315.80 is: 424,749,473.70
Step by Step Solution
- Step 1: Write the proportion equation
555,264,107.80 : 832,896,161.70 = 283,166,315.80 : x - Step 2: Convert to fraction form
555,264,107.80/832,896,161.70 = 283,166,315.80/x - Step 3: Cross multiply
555,264,107.80x = 832,896,161.70 × 283,166,315.80 - Step 4: Simplify right side
555,264,107.80x = 235,848,137,552,550,080 - Step 5: Solve for x
x = 235,848,137,552,550,080/555,264,107.80 - Step 6: Final answer
x = 424,749,473.70
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Similar ratio
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1.5x scale
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.