Finding the Fourth Proportional to 3,721,833,915.52, 5,584,399,491.35 and 1,950,783,736.99
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Solution
The fourth proportional to 3,721,833,915.52, 5,584,399,491.35 and 1,950,783,736.99 is: 2,927,039,721.78
Step by Step Solution
- Step 1: Write the proportion equation
3,721,833,915.52 : 5,584,399,491.35 = 1,950,783,736.99 : x - Step 2: Convert to fraction form
3,721,833,915.52/5,584,399,491.35 = 1,950,783,736.99/x - Step 3: Cross multiply
3,721,833,915.52x = 5,584,399,491.35 × 1,950,783,736.99 - Step 4: Simplify right side
3,721,833,915.52x = 10,893,955,708,580,808,704 - Step 5: Solve for x
x = 10,893,955,708,580,808,704/3,721,833,915.52 - Step 6: Final answer
x = 2,927,039,721.78
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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.