Finding the Fourth Proportional to 620,807,686.90, 930,444,732.84 and 532,750,238.26
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Solution
The fourth proportional to 620,807,686.90, 930,444,732.84 and 532,750,238.26 is: 798,467,325.01
Step by Step Solution
- Step 1: Write the proportion equation
620,807,686.90 : 930,444,732.84 = 532,750,238.26 : x - Step 2: Convert to fraction form
620,807,686.90/930,444,732.84 = 532,750,238.26/x - Step 3: Cross multiply
620,807,686.90x = 930,444,732.84 × 532,750,238.26 - Step 4: Simplify right side
620,807,686.90x = 495,694,653,103,619,840 - Step 5: Solve for x
x = 495,694,653,103,619,840/620,807,686.90 - Step 6: Final answer
x = 798,467,325.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.