Finding the Fourth Proportional to 201,009,723.70, 300,876,856.35 and 201,009,723.70
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Solution
The fourth proportional to 201,009,723.70, 300,876,856.35 and 201,009,723.70 is: 300,876,856.35
Step by Step Solution
- Step 1: Write the proportion equation
201,009,723.70 : 300,876,856.35 = 201,009,723.70 : x - Step 2: Convert to fraction form
201,009,723.70/300,876,856.35 = 201,009,723.70/x - Step 3: Cross multiply
201,009,723.70x = 300,876,856.35 × 201,009,723.70 - Step 4: Simplify right side
201,009,723.70x = 60,479,173,762,638,088 - Step 5: Solve for x
x = 60,479,173,762,638,088/201,009,723.70 - Step 6: Final answer
x = 300,876,856.35
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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.