Finding the Fourth Proportional to 329,163,305.10, 493,743,973.50 and 83,519,465.10
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Solution
The fourth proportional to 329,163,305.10, 493,743,973.50 and 83,519,465.10 is: 125,278,947.94
Step by Step Solution
- Step 1: Write the proportion equation
329,163,305.10 : 493,743,973.50 = 83,519,465.10 : x - Step 2: Convert to fraction form
329,163,305.10/493,743,973.50 = 83,519,465.10/x - Step 3: Cross multiply
329,163,305.10x = 493,743,973.50 × 83,519,465.10 - Step 4: Simplify right side
329,163,305.10x = 41,237,232,563,068,568 - Step 5: Solve for x
x = 41,237,232,563,068,568/329,163,305.10 - Step 6: Final answer
x = 125,278,947.94
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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.