Finding the Fourth Proportional to 98,764,859.84, 148,147,305.92 and 41,225,742.56
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Solution
The fourth proportional to 98,764,859.84, 148,147,305.92 and 41,225,742.56 is: 61,838,620.59
Step by Step Solution
- Step 1: Write the proportion equation
98,764,859.84 : 148,147,305.92 = 41,225,742.56 : x - Step 2: Convert to fraction form
98,764,859.84/148,147,305.92 = 41,225,742.56/x - Step 3: Cross multiply
98,764,859.84x = 148,147,305.92 × 41,225,742.56 - Step 4: Simplify right side
98,764,859.84x = 6,107,482,694,815,484 - Step 5: Solve for x
x = 6,107,482,694,815,484/98,764,859.84 - Step 6: Final answer
x = 61,838,620.59
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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.