Finding the Fourth Proportional to 122,304,293.70, 183,456,440.55 and 112,950,932.10
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Solution
The fourth proportional to 122,304,293.70, 183,456,440.55 and 112,950,932.10 is: 169,426,398.15
Step by Step Solution
- Step 1: Write the proportion equation
122,304,293.70 : 183,456,440.55 = 112,950,932.10 : x - Step 2: Convert to fraction form
122,304,293.70/183,456,440.55 = 112,950,932.10/x - Step 3: Cross multiply
122,304,293.70x = 183,456,440.55 × 112,950,932.10 - Step 4: Simplify right side
122,304,293.70x = 20,721,575,959,870,736 - Step 5: Solve for x
x = 20,721,575,959,870,736/122,304,293.70 - Step 6: Final answer
x = 169,426,398.15
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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.