Finding the Fourth Proportional to 304,850,683.14, 420,685,752.57 and 179,410,259.46
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Solution
The fourth proportional to 304,850,683.14, 420,685,752.57 and 179,410,259.46 is: 247,581,337.99
Step by Step Solution
- Step 1: Write the proportion equation
304,850,683.14 : 420,685,752.57 = 179,410,259.46 : x - Step 2: Convert to fraction form
304,850,683.14/420,685,752.57 = 179,410,259.46/x - Step 3: Cross multiply
304,850,683.14x = 420,685,752.57 × 179,410,259.46 - Step 4: Simplify right side
304,850,683.14x = 75,475,340,019,709,072 - Step 5: Solve for x
x = 75,475,340,019,709,072/304,850,683.14 - Step 6: Final answer
x = 247,581,337.99
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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.