Finding the Fourth Proportional to 146,120,056.84, 201,569,228.98 and 90,347,648.94
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Solution
The fourth proportional to 146,120,056.84, 201,569,228.98 and 90,347,648.94 is: 124,632,485.99
Step by Step Solution
- Step 1: Write the proportion equation
146,120,056.84 : 201,569,228.98 = 90,347,648.94 : x - Step 2: Convert to fraction form
146,120,056.84/201,569,228.98 = 90,347,648.94/x - Step 3: Cross multiply
146,120,056.84x = 201,569,228.98 × 90,347,648.94 - Step 4: Simplify right side
146,120,056.84x = 18,211,305,936,991,512 - Step 5: Solve for x
x = 18,211,305,936,991,512/146,120,056.84 - Step 6: Final answer
x = 124,632,485.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.