Finding the Fourth Proportional to 673,029,311.19, 1,011,319,422.62 and 362,366,617.29
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Solution
The fourth proportional to 673,029,311.19, 1,011,319,422.62 and 362,366,617.29 is: 544,505,851.50
Step by Step Solution
- Step 1: Write the proportion equation
673,029,311.19 : 1,011,319,422.62 = 362,366,617.29 : x - Step 2: Convert to fraction form
673,029,311.19/1,011,319,422.62 = 362,366,617.29/x - Step 3: Cross multiply
673,029,311.19x = 1,011,319,422.62 × 362,366,617.29 - Step 4: Simplify right side
673,029,311.19x = 366,468,398,172,673,472 - Step 5: Solve for x
x = 366,468,398,172,673,472/673,029,311.19 - Step 6: Final answer
x = 544,505,851.50
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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.