Finding the Fourth Proportional to 125,156,634.70, 187,814,668.20 and 73,341,137.20
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Solution
The fourth proportional to 125,156,634.70, 187,814,668.20 and 73,341,137.20 is: 110,058,419.05
Step by Step Solution
- Step 1: Write the proportion equation
125,156,634.70 : 187,814,668.20 = 73,341,137.20 : x - Step 2: Convert to fraction form
125,156,634.70/187,814,668.20 = 73,341,137.20/x - Step 3: Cross multiply
125,156,634.70x = 187,814,668.20 × 73,341,137.20 - Step 4: Simplify right side
125,156,634.70x = 13,774,541,348,628,676 - Step 5: Solve for x
x = 13,774,541,348,628,676/125,156,634.70 - Step 6: Final answer
x = 110,058,419.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.