Finding the Fourth Proportional to 664,303,043.10, 996,454,564.65 and 204,181,425.30
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Solution
The fourth proportional to 664,303,043.10, 996,454,564.65 and 204,181,425.30 is: 306,272,137.95
Step by Step Solution
- Step 1: Write the proportion equation
664,303,043.10 : 996,454,564.65 = 204,181,425.30 : x - Step 2: Convert to fraction form
664,303,043.10/996,454,564.65 = 204,181,425.30/x - Step 3: Cross multiply
664,303,043.10x = 996,454,564.65 × 204,181,425.30 - Step 4: Simplify right side
664,303,043.10x = 203,457,513,256,928,000 - Step 5: Solve for x
x = 203,457,513,256,928,000/664,303,043.10 - Step 6: Final answer
x = 306,272,137.95
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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.