Finding the Fourth Proportional to 330,826,077.86, 496,313,124.87 and 100,813,164.26
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Solution
The fourth proportional to 330,826,077.86, 496,313,124.87 and 100,813,164.26 is: 151,242,298.99
Step by Step Solution
- Step 1: Write the proportion equation
330,826,077.86 : 496,313,124.87 = 100,813,164.26 : x - Step 2: Convert to fraction form
330,826,077.86/496,313,124.87 = 100,813,164.26/x - Step 3: Cross multiply
330,826,077.86x = 496,313,124.87 × 100,813,164.26 - Step 4: Simplify right side
330,826,077.86x = 50,034,896,581,913,208 - Step 5: Solve for x
x = 50,034,896,581,913,208/330,826,077.86 - Step 6: Final answer
x = 151,242,298.99
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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.