Finding the Fourth Proportional to 3,545,856,271.40, 5,318,784,407.10 and 3,497,483,330.60
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Solution
The fourth proportional to 3,545,856,271.40, 5,318,784,407.10 and 3,497,483,330.60 is: 5,246,224,995.90
Step by Step Solution
- Step 1: Write the proportion equation
3,545,856,271.40 : 5,318,784,407.10 = 3,497,483,330.60 : x - Step 2: Convert to fraction form
3,545,856,271.40/5,318,784,407.10 = 3,497,483,330.60/x - Step 3: Cross multiply
3,545,856,271.40x = 5,318,784,407.10 × 3,497,483,330.60 - Step 4: Simplify right side
3,545,856,271.40x = 18,602,359,802,887,454,720 - Step 5: Solve for x
x = 18,602,359,802,887,454,720/3,545,856,271.40 - Step 6: Final answer
x = 5,246,224,995.90
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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.