Finding the Fourth Proportional to 1,972,734,038.58, 2,954,983,274.64 and 1,183,284,043.95
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Solution
The fourth proportional to 1,972,734,038.58, 2,954,983,274.64 and 1,183,284,043.95 is: 1,772,456,139.87
Step by Step Solution
- Step 1: Write the proportion equation
1,972,734,038.58 : 2,954,983,274.64 = 1,183,284,043.95 : x - Step 2: Convert to fraction form
1,972,734,038.58/2,954,983,274.64 = 1,183,284,043.95/x - Step 3: Cross multiply
1,972,734,038.58x = 2,954,983,274.64 × 1,183,284,043.95 - Step 4: Simplify right side
1,972,734,038.58x = 3,496,584,559,020,632,576 - Step 5: Solve for x
x = 3,496,584,559,020,632,576/1,972,734,038.58 - Step 6: Final answer
x = 1,772,456,139.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.