Finding the Fourth Proportional to 127,937,260.74, 191,905,742.46 and 41,675,529.08
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Solution
The fourth proportional to 127,937,260.74, 191,905,742.46 and 41,675,529.08 is: 62,513,245.20
Step by Step Solution
- Step 1: Write the proportion equation
127,937,260.74 : 191,905,742.46 = 41,675,529.08 : x - Step 2: Convert to fraction form
127,937,260.74/191,905,742.46 = 41,675,529.08/x - Step 3: Cross multiply
127,937,260.74x = 191,905,742.46 × 41,675,529.08 - Step 4: Simplify right side
127,937,260.74x = 7,997,773,350,510,721 - Step 5: Solve for x
x = 7,997,773,350,510,721/127,937,260.74 - Step 6: Final answer
x = 62,513,245.20
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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.