Finding the Fourth Proportional to 121,540,727.60, 167,726,212.28 and 66,536,584.10
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Solution
The fourth proportional to 121,540,727.60, 167,726,212.28 and 66,536,584.10 is: 91,820,490.54
Step by Step Solution
- Step 1: Write the proportion equation
121,540,727.60 : 167,726,212.28 = 66,536,584.10 : x - Step 2: Convert to fraction form
121,540,727.60/167,726,212.28 = 66,536,584.10/x - Step 3: Cross multiply
121,540,727.60x = 167,726,212.28 × 66,536,584.10 - Step 4: Simplify right side
121,540,727.60x = 11,159,929,229,229,306 - Step 5: Solve for x
x = 11,159,929,229,229,306/121,540,727.60 - Step 6: Final answer
x = 91,820,490.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.