Finding the Fourth Proportional to 930,883,526.87, 1,395,905,091.06 and 266,745,638.94
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Solution
The fourth proportional to 930,883,526.87, 1,395,905,091.06 and 266,745,638.94 is: 399,998,049.88
Step by Step Solution
- Step 1: Write the proportion equation
930,883,526.87 : 1,395,905,091.06 = 266,745,638.94 : x - Step 2: Convert to fraction form
930,883,526.87/1,395,905,091.06 = 266,745,638.94/x - Step 3: Cross multiply
930,883,526.87x = 1,395,905,091.06 × 266,745,638.94 - Step 4: Simplify right side
930,883,526.87x = 372,351,595,409,430,720 - Step 5: Solve for x
x = 372,351,595,409,430,720/930,883,526.87 - Step 6: Final answer
x = 399,998,049.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.