Finding the Fourth Proportional to 2,125,862,241.44, 3,188,513,399.43 and 631,861,893.50
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Solution
The fourth proportional to 2,125,862,241.44, 3,188,513,399.43 and 631,861,893.50 is: 947,709,628.00
Step by Step Solution
- Step 1: Write the proportion equation
2,125,862,241.44 : 3,188,513,399.43 = 631,861,893.50 : x - Step 2: Convert to fraction form
2,125,862,241.44/3,188,513,399.43 = 631,861,893.50/x - Step 3: Cross multiply
2,125,862,241.44x = 3,188,513,399.43 × 631,861,893.50 - Step 4: Simplify right side
2,125,862,241.44x = 2,014,700,114,013,961,472 - Step 5: Solve for x
x = 2,014,700,114,013,961,472/2,125,862,241.44 - Step 6: Final answer
x = 947,709,628.00
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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.