Finding the Fourth Proportional to 1,607,663,793.97, 2,410,667,686.06 and 721,589,544.18
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Solution
The fourth proportional to 1,607,663,793.97, 2,410,667,686.06 and 721,589,544.18 is: 1,082,012,671.60
Step by Step Solution
- Step 1: Write the proportion equation
1,607,663,793.97 : 2,410,667,686.06 = 721,589,544.18 : x - Step 2: Convert to fraction form
1,607,663,793.97/2,410,667,686.06 = 721,589,544.18/x - Step 3: Cross multiply
1,607,663,793.97x = 2,410,667,686.06 × 721,589,544.18 - Step 4: Simplify right side
1,607,663,793.97x = 1,739,512,596,741,437,184 - Step 5: Solve for x
x = 1,739,512,596,741,437,184/1,607,663,793.97 - Step 6: Final answer
x = 1,082,012,671.60
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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.