Finding the Fourth Proportional to 379,115,305.92, 568,695,003.84 and 106,507,330.56
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Solution
The fourth proportional to 379,115,305.92, 568,695,003.84 and 106,507,330.56 is: 159,767,189.07
Step by Step Solution
- Step 1: Write the proportion equation
379,115,305.92 : 568,695,003.84 = 106,507,330.56 : x - Step 2: Convert to fraction form
379,115,305.92/568,695,003.84 = 106,507,330.56/x - Step 3: Cross multiply
379,115,305.92x = 568,695,003.84 × 106,507,330.56 - Step 4: Simplify right side
379,115,305.92x = 60,570,186,761,807,352 - Step 5: Solve for x
x = 60,570,186,761,807,352/379,115,305.92 - Step 6: Final answer
x = 159,767,189.07
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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.