Finding the Fourth Proportional to 453,782,899.48, 626,252,470.92 and 252,853,112.03
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Solution
The fourth proportional to 453,782,899.48, 626,252,470.92 and 252,853,112.03 is: 348,955,164.18
Step by Step Solution
- Step 1: Write the proportion equation
453,782,899.48 : 626,252,470.92 = 252,853,112.03 : x - Step 2: Convert to fraction form
453,782,899.48/626,252,470.92 = 252,853,112.03/x - Step 3: Cross multiply
453,782,899.48x = 626,252,470.92 × 252,853,112.03 - Step 4: Simplify right side
453,782,899.48x = 158,349,886,188,599,072 - Step 5: Solve for x
x = 158,349,886,188,599,072/453,782,899.48 - Step 6: Final answer
x = 348,955,164.18
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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.