Finding the Fourth Proportional to 324,618,159.37, 485,777,818.81 and 201,854,287.21
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Solution
The fourth proportional to 324,618,159.37, 485,777,818.81 and 201,854,287.21 is: 302,066,697.53
Step by Step Solution
- Step 1: Write the proportion equation
324,618,159.37 : 485,777,818.81 = 201,854,287.21 : x - Step 2: Convert to fraction form
324,618,159.37/485,777,818.81 = 201,854,287.21/x - Step 3: Cross multiply
324,618,159.37x = 485,777,818.81 × 201,854,287.21 - Step 4: Simplify right side
324,618,159.37x = 98,056,335,358,321,088 - Step 5: Solve for x
x = 98,056,335,358,321,088/324,618,159.37 - Step 6: Final answer
x = 302,066,697.53
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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.