Finding the Fourth Proportional to 620,807,686.68, 930,444,732.51 and 532,750,238.04
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Solution
The fourth proportional to 620,807,686.68, 930,444,732.51 and 532,750,238.04 is: 798,467,324.68
Step by Step Solution
- Step 1: Write the proportion equation
620,807,686.68 : 930,444,732.51 = 532,750,238.04 : x - Step 2: Convert to fraction form
620,807,686.68/930,444,732.51 = 532,750,238.04/x - Step 3: Cross multiply
620,807,686.68x = 930,444,732.51 × 532,750,238.04 - Step 4: Simplify right side
620,807,686.68x = 495,694,652,722,914,048 - Step 5: Solve for x
x = 495,694,652,722,914,048/620,807,686.68 - Step 6: Final answer
x = 798,467,324.68
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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.