Finding the Fourth Proportional to 302,360,772.85, 453,119,529.97 and 228,523,934.95
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Solution
The fourth proportional to 302,360,772.85, 453,119,529.97 and 228,523,934.95 is: 342,467,235.47
Step by Step Solution
- Step 1: Write the proportion equation
302,360,772.85 : 453,119,529.97 = 228,523,934.95 : x - Step 2: Convert to fraction form
302,360,772.85/453,119,529.97 = 228,523,934.95/x - Step 3: Cross multiply
302,360,772.85x = 453,119,529.97 × 228,523,934.95 - Step 4: Simplify right side
302,360,772.85x = 103,548,657,991,438,864 - Step 5: Solve for x
x = 103,548,657,991,438,864/302,360,772.85 - Step 6: Final answer
x = 342,467,235.47
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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.