Finding the Fourth Proportional to 1,093,020,373.44, 1,639,530,507.60 and 306,190,526.31
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Solution
The fourth proportional to 1,093,020,373.44, 1,639,530,507.60 and 306,190,526.31 is: 459,285,774.75
Step by Step Solution
- Step 1: Write the proportion equation
1,093,020,373.44 : 1,639,530,507.60 = 306,190,526.31 : x - Step 2: Convert to fraction form
1,093,020,373.44/1,639,530,507.60 = 306,190,526.31/x - Step 3: Cross multiply
1,093,020,373.44x = 1,639,530,507.60 × 306,190,526.31 - Step 4: Simplify right side
1,093,020,373.44x = 502,008,709,028,826,240 - Step 5: Solve for x
x = 502,008,709,028,826,240/1,093,020,373.44 - Step 6: Final answer
x = 459,285,774.75
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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.