Finding the Fourth Proportional to 283,717,125.80, 425,575,688.70 and 162,448,850.60
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Solution
The fourth proportional to 283,717,125.80, 425,575,688.70 and 162,448,850.60 is: 243,673,275.90
Step by Step Solution
- Step 1: Write the proportion equation
283,717,125.80 : 425,575,688.70 = 162,448,850.60 : x - Step 2: Convert to fraction form
283,717,125.80/425,575,688.70 = 162,448,850.60/x - Step 3: Cross multiply
283,717,125.80x = 425,575,688.70 × 162,448,850.60 - Step 4: Simplify right side
283,717,125.80x = 69,134,281,472,618,400 - Step 5: Solve for x
x = 69,134,281,472,618,400/283,717,125.80 - Step 6: Final answer
x = 243,673,275.90
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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.