Finding the Fourth Proportional to 2,784,735,982.10, 4,177,579,856.68 and 1,148,065,896.98
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Solution
The fourth proportional to 2,784,735,982.10, 4,177,579,856.68 and 1,148,065,896.98 is: 1,722,295,038.45
Step by Step Solution
- Step 1: Write the proportion equation
2,784,735,982.10 : 4,177,579,856.68 = 1,148,065,896.98 : x - Step 2: Convert to fraction form
2,784,735,982.10/4,177,579,856.68 = 1,148,065,896.98/x - Step 3: Cross multiply
2,784,735,982.10x = 4,177,579,856.68 × 1,148,065,896.98 - Step 4: Simplify right side
2,784,735,982.10x = 4,796,136,965,364,903,936 - Step 5: Solve for x
x = 4,796,136,965,364,903,936/2,784,735,982.10 - Step 6: Final answer
x = 1,722,295,038.45
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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.