Finding the Fourth Proportional to 1,463,183,675.85, 2,019,195,472.21 and 794,128,731.03
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Solution
The fourth proportional to 1,463,183,675.85, 2,019,195,472.21 and 794,128,731.03 is: 1,095,898,734.06
Step by Step Solution
- Step 1: Write the proportion equation
1,463,183,675.85 : 2,019,195,472.21 = 794,128,731.03 : x - Step 2: Convert to fraction form
1,463,183,675.85/2,019,195,472.21 = 794,128,731.03/x - Step 3: Cross multiply
1,463,183,675.85x = 2,019,195,472.21 × 794,128,731.03 - Step 4: Simplify right side
1,463,183,675.85x = 1,603,501,138,055,764,480 - Step 5: Solve for x
x = 1,603,501,138,055,764,480/1,463,183,675.85 - Step 6: Final answer
x = 1,095,898,734.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.