Finding the Fourth Proportional to 324,451,769.54, 486,677,659.94 and 78,806,749.14
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Solution
The fourth proportional to 324,451,769.54, 486,677,659.94 and 78,806,749.14 is: 118,210,125.08
Step by Step Solution
- Step 1: Write the proportion equation
324,451,769.54 : 486,677,659.94 = 78,806,749.14 : x - Step 2: Convert to fraction form
324,451,769.54/486,677,659.94 = 78,806,749.14/x - Step 3: Cross multiply
324,451,769.54x = 486,677,659.94 × 78,806,749.14 - Step 4: Simplify right side
324,451,769.54x = 38,353,484,258,933,808 - Step 5: Solve for x
x = 38,353,484,258,933,808/324,451,769.54 - Step 6: Final answer
x = 118,210,125.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.