Finding the Fourth Proportional to 13,269,177,156.14, 19,903,840,141.28 and 4,425,991,733.46
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Solution
The fourth proportional to 13,269,177,156.14, 19,903,840,141.28 and 4,425,991,733.46 is: 6,639,012,418.99
Step by Step Solution
- Step 1: Write the proportion equation
13,269,177,156.14 : 19,903,840,141.28 = 4,425,991,733.46 : x - Step 2: Convert to fraction form
13,269,177,156.14/19,903,840,141.28 = 4,425,991,733.46/x - Step 3: Cross multiply
13,269,177,156.14x = 19,903,840,141.28 × 4,425,991,733.46 - Step 4: Simplify right side
13,269,177,156.14x = 88,094,231,929,392,480,256 - Step 5: Solve for x
x = 88,094,231,929,392,480,256/13,269,177,156.14 - Step 6: Final answer
x = 6,639,012,418.99
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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.