Finding the Fourth Proportional to 283,389,637.20, 425,084,455.80 and 283,389,637.20
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Solution
The fourth proportional to 283,389,637.20, 425,084,455.80 and 283,389,637.20 is: 425,084,455.80
Step by Step Solution
- Step 1: Write the proportion equation
283,389,637.20 : 425,084,455.80 = 283,389,637.20 : x - Step 2: Convert to fraction form
283,389,637.20/425,084,455.80 = 283,389,637.20/x - Step 3: Cross multiply
283,389,637.20x = 425,084,455.80 × 283,389,637.20 - Step 4: Simplify right side
283,389,637.20x = 120,464,529,708,521,440 - Step 5: Solve for x
x = 120,464,529,708,521,440/283,389,637.20 - Step 6: Final answer
x = 425,084,455.80
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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.