Finding the Fourth Proportional to 149,427,876.06, 223,931,115.09 and 70,560,232.62
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Solution
The fourth proportional to 149,427,876.06, 223,931,115.09 and 70,560,232.62 is: 105,740,856.31
Step by Step Solution
- Step 1: Write the proportion equation
149,427,876.06 : 223,931,115.09 = 70,560,232.62 : x - Step 2: Convert to fraction form
149,427,876.06/223,931,115.09 = 70,560,232.62/x - Step 3: Cross multiply
149,427,876.06x = 223,931,115.09 × 70,560,232.62 - Step 4: Simplify right side
149,427,876.06x = 15,800,631,571,606,394 - Step 5: Solve for x
x = 15,800,631,571,606,394/149,427,876.06 - Step 6: Final answer
x = 105,740,856.31
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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.