Finding the Fourth Proportional to 125,221,670.10, 187,845,375.80 and 43,340,414.70
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Solution
The fourth proportional to 125,221,670.10, 187,845,375.80 and 43,340,414.70 is: 65,015,076.70
Step by Step Solution
- Step 1: Write the proportion equation
125,221,670.10 : 187,845,375.80 = 43,340,414.70 : x - Step 2: Convert to fraction form
125,221,670.10/187,845,375.80 = 43,340,414.70/x - Step 3: Cross multiply
125,221,670.10x = 187,845,375.80 × 43,340,414.70 - Step 4: Simplify right side
125,221,670.10x = 8,141,296,486,649,345 - Step 5: Solve for x
x = 8,141,296,486,649,345/125,221,670.10 - Step 6: Final answer
x = 65,015,076.70
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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.