Finding the Fourth Proportional to 148,408,842.06, 204,828,753.56 and 82,350,621.99
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Solution
The fourth proportional to 148,408,842.06, 204,828,753.56 and 82,350,621.99 is: 113,657,481.74
Step by Step Solution
- Step 1: Write the proportion equation
148,408,842.06 : 204,828,753.56 = 82,350,621.99 : x - Step 2: Convert to fraction form
148,408,842.06/204,828,753.56 = 82,350,621.99/x - Step 3: Cross multiply
148,408,842.06x = 204,828,753.56 × 82,350,621.99 - Step 4: Simplify right side
148,408,842.06x = 16,867,775,256,690,674 - Step 5: Solve for x
x = 16,867,775,256,690,674/148,408,842.06 - Step 6: Final answer
x = 113,657,481.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.