Finding the Fourth Proportional to 23,313,553,903.97, 32,172,704,138.37 and 12,608,674,622.05
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Solution
The fourth proportional to 23,313,553,903.97, 32,172,704,138.37 and 12,608,674,622.05 is: 17,399,970,843.70
Step by Step Solution
- Step 1: Write the proportion equation
23,313,553,903.97 : 32,172,704,138.37 = 12,608,674,622.05 : x - Step 2: Convert to fraction form
23,313,553,903.97/32,172,704,138.37 = 12,608,674,622.05/x - Step 3: Cross multiply
23,313,553,903.97x = 32,172,704,138.37 × 12,608,674,622.05 - Step 4: Simplify right side
23,313,553,903.97x = 405,655,158,191,964,946,432 - Step 5: Solve for x
x = 405,655,158,191,964,946,432/23,313,553,903.97 - Step 6: Final answer
x = 17,399,970,843.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.