Finding the Fourth Proportional to 98,668,228.17, 147,951,346.10 and 43,313,407.05
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Solution
The fourth proportional to 98,668,228.17, 147,951,346.10 and 43,313,407.05 is: 64,947,724.27
Step by Step Solution
- Step 1: Write the proportion equation
98,668,228.17 : 147,951,346.10 = 43,313,407.05 : x - Step 2: Convert to fraction form
98,668,228.17/147,951,346.10 = 43,313,407.05/x - Step 3: Cross multiply
98,668,228.17x = 147,951,346.10 × 43,313,407.05 - Step 4: Simplify right side
98,668,228.17x = 6,408,276,877,008,162 - Step 5: Solve for x
x = 6,408,276,877,008,162/98,668,228.17 - Step 6: Final answer
x = 64,947,724.27
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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.