Finding the Fourth Proportional to 147,622,802.70, 221,434,204.05 and 50,546,246.70
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Solution
The fourth proportional to 147,622,802.70, 221,434,204.05 and 50,546,246.70 is: 75,819,370.05
Step by Step Solution
- Step 1: Write the proportion equation
147,622,802.70 : 221,434,204.05 = 50,546,246.70 : x - Step 2: Convert to fraction form
147,622,802.70/221,434,204.05 = 50,546,246.70/x - Step 3: Cross multiply
147,622,802.70x = 221,434,204.05 × 50,546,246.70 - Step 4: Simplify right side
147,622,802.70x = 11,192,667,905,729,440 - Step 5: Solve for x
x = 11,192,667,905,729,440/147,622,802.70 - Step 6: Final answer
x = 75,819,370.05
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Similar ratio
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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.