Finding the Fourth Proportional to 1,685,593,129.93, 2,523,352,202.82 and 1,019,591,621.89
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Solution
The fourth proportional to 1,685,593,129.93, 2,523,352,202.82 and 1,019,591,621.89 is: 1,526,340,324.60
Step by Step Solution
- Step 1: Write the proportion equation
1,685,593,129.93 : 2,523,352,202.82 = 1,019,591,621.89 : x - Step 2: Convert to fraction form
1,685,593,129.93/2,523,352,202.82 = 1,019,591,621.89/x - Step 3: Cross multiply
1,685,593,129.93x = 2,523,352,202.82 × 1,019,591,621.89 - Step 4: Simplify right side
1,685,593,129.93x = 2,572,788,765,072,948,224 - Step 5: Solve for x
x = 2,572,788,765,072,948,224/1,685,593,129.93 - Step 6: Final answer
x = 1,526,340,324.60
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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.