Finding the Fourth Proportional to 134,387,938.60, 201,619,232.70 and 57,747,682.60
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Solution
The fourth proportional to 134,387,938.60, 201,619,232.70 and 57,747,682.60 is: 86,637,562.70
Step by Step Solution
- Step 1: Write the proportion equation
134,387,938.60 : 201,619,232.70 = 57,747,682.60 : x - Step 2: Convert to fraction form
134,387,938.60/201,619,232.70 = 57,747,682.60/x - Step 3: Cross multiply
134,387,938.60x = 201,619,232.70 × 57,747,682.60 - Step 4: Simplify right side
134,387,938.60x = 11,643,043,456,015,140 - Step 5: Solve for x
x = 11,643,043,456,015,140/134,387,938.60 - Step 6: Final answer
x = 86,637,562.70
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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.