Finding the Fourth Proportional to 880,734,681.70, 1,321,102,022.55 and 362,898,571.30
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Solution
The fourth proportional to 880,734,681.70, 1,321,102,022.55 and 362,898,571.30 is: 544,347,856.95
Step by Step Solution
- Step 1: Write the proportion equation
880,734,681.70 : 1,321,102,022.55 = 362,898,571.30 : x - Step 2: Convert to fraction form
880,734,681.70/1,321,102,022.55 = 362,898,571.30/x - Step 3: Cross multiply
880,734,681.70x = 1,321,102,022.55 × 362,898,571.30 - Step 4: Simplify right side
880,734,681.70x = 479,426,036,524,935,360 - Step 5: Solve for x
x = 479,426,036,524,935,360/880,734,681.70 - Step 6: Final answer
x = 544,347,856.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.