Finding the Fourth Proportional to 5,529,735,938.28, 8,294,611,889.97 and 2,258,185,142.28
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Solution
The fourth proportional to 5,529,735,938.28, 8,294,611,889.97 and 2,258,185,142.28 is: 3,387,280,973.26
Step by Step Solution
- Step 1: Write the proportion equation
5,529,735,938.28 : 8,294,611,889.97 = 2,258,185,142.28 : x - Step 2: Convert to fraction form
5,529,735,938.28/8,294,611,889.97 = 2,258,185,142.28/x - Step 3: Cross multiply
5,529,735,938.28x = 8,294,611,889.97 × 2,258,185,142.28 - Step 4: Simplify right side
5,529,735,938.28x = 18,730,769,330,909,286,400 - Step 5: Solve for x
x = 18,730,769,330,909,286,400/5,529,735,938.28 - Step 6: Final answer
x = 3,387,280,973.26
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1.5x scale
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.