Finding the Fourth Proportional to 149,773,586.80, 224,660,380.20 and 122,563,807.60
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Solution
The fourth proportional to 149,773,586.80, 224,660,380.20 and 122,563,807.60 is: 183,845,711.40
Step by Step Solution
- Step 1: Write the proportion equation
149,773,586.80 : 224,660,380.20 = 122,563,807.60 : x - Step 2: Convert to fraction form
149,773,586.80/224,660,380.20 = 122,563,807.60/x - Step 3: Cross multiply
149,773,586.80x = 224,660,380.20 × 122,563,807.60 - Step 4: Simplify right side
149,773,586.80x = 27,535,231,614,175,648 - Step 5: Solve for x
x = 27,535,231,614,175,648/149,773,586.80 - Step 6: Final answer
x = 183,845,711.40
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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.