Finding the Fourth Proportional to 83,924,136.22, 125,747,037.38 and 51,035,218.73
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Solution
The fourth proportional to 83,924,136.22, 125,747,037.38 and 51,035,218.73 is: 76,468,199.09
Step by Step Solution
- Step 1: Write the proportion equation
83,924,136.22 : 125,747,037.38 = 51,035,218.73 : x - Step 2: Convert to fraction form
83,924,136.22/125,747,037.38 = 51,035,218.73/x - Step 3: Cross multiply
83,924,136.22x = 125,747,037.38 × 51,035,218.73 - Step 4: Simplify right side
83,924,136.22x = 6,417,527,557,337,785 - Step 5: Solve for x
x = 6,417,527,557,337,785/83,924,136.22 - Step 6: Final answer
x = 76,468,199.09
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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.