Finding the Fourth Proportional to 149,817,621.50, 224,726,432.26 and 42,112,245.50
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Solution
The fourth proportional to 149,817,621.50, 224,726,432.26 and 42,112,245.50 is: 63,168,368.25
Step by Step Solution
- Step 1: Write the proportion equation
149,817,621.50 : 224,726,432.26 = 42,112,245.50 : x - Step 2: Convert to fraction form
149,817,621.50/224,726,432.26 = 42,112,245.50/x - Step 3: Cross multiply
149,817,621.50x = 224,726,432.26 × 42,112,245.50 - Step 4: Simplify right side
149,817,621.50x = 9,463,734,685,672,240 - Step 5: Solve for x
x = 9,463,734,685,672,240/149,817,621.50 - Step 6: Final answer
x = 63,168,368.25
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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.