Finding the Fourth Proportional to 1,183,021,119.63, 1,624,020,154.38 and 1,015,466,491.17
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Solution
The fourth proportional to 1,183,021,119.63, 1,624,020,154.38 and 1,015,466,491.17 is: 1,394,005,584.85
Step by Step Solution
- Step 1: Write the proportion equation
1,183,021,119.63 : 1,624,020,154.38 = 1,015,466,491.17 : x - Step 2: Convert to fraction form
1,183,021,119.63/1,624,020,154.38 = 1,015,466,491.17/x - Step 3: Cross multiply
1,183,021,119.63x = 1,624,020,154.38 × 1,015,466,491.17 - Step 4: Simplify right side
1,183,021,119.63x = 1,649,138,047,757,620,480 - Step 5: Solve for x
x = 1,649,138,047,757,620,480/1,183,021,119.63 - Step 6: Final answer
x = 1,394,005,584.85
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.