Finding the Fourth Proportional to 220,907,910.63, 331,409,698.07 and 84,593,298.99
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Solution
The fourth proportional to 220,907,910.63, 331,409,698.07 and 84,593,298.99 is: 126,908,265.06
Step by Step Solution
- Step 1: Write the proportion equation
220,907,910.63 : 331,409,698.07 = 84,593,298.99 : x - Step 2: Convert to fraction form
220,907,910.63/331,409,698.07 = 84,593,298.99/x - Step 3: Cross multiply
220,907,910.63x = 331,409,698.07 × 84,593,298.99 - Step 4: Simplify right side
220,907,910.63x = 28,035,039,677,021,132 - Step 5: Solve for x
x = 28,035,039,677,021,132/220,907,910.63 - Step 6: Final answer
x = 126,908,265.06
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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.