Finding the Fourth Proportional to 2,586,652,251.74, 3,569,581,671.17 and 1,397,221,745.86
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Solution
The fourth proportional to 2,586,652,251.74, 3,569,581,671.17 and 1,397,221,745.86 is: 1,928,166,853.98
Step by Step Solution
- Step 1: Write the proportion equation
2,586,652,251.74 : 3,569,581,671.17 = 1,397,221,745.86 : x - Step 2: Convert to fraction form
2,586,652,251.74/3,569,581,671.17 = 1,397,221,745.86/x - Step 3: Cross multiply
2,586,652,251.74x = 3,569,581,671.17 × 1,397,221,745.86 - Step 4: Simplify right side
2,586,652,251.74x = 4,987,497,134,576,991,232 - Step 5: Solve for x
x = 4,987,497,134,576,991,232/2,586,652,251.74 - Step 6: Final answer
x = 1,928,166,853.98
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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.