Finding the Fourth Proportional to 754,250,448.68, 1,040,956,232.62 and 456,883,965.74
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Solution
The fourth proportional to 754,250,448.68, 1,040,956,232.62 and 456,883,965.74 is: 630,554,761.42
Step by Step Solution
- Step 1: Write the proportion equation
754,250,448.68 : 1,040,956,232.62 = 456,883,965.74 : x - Step 2: Convert to fraction form
754,250,448.68/1,040,956,232.62 = 456,883,965.74/x - Step 3: Cross multiply
754,250,448.68x = 1,040,956,232.62 × 456,883,965.74 - Step 4: Simplify right side
754,250,448.68x = 475,596,211,721,195,584 - Step 5: Solve for x
x = 475,596,211,721,195,584/754,250,448.68 - Step 6: Final answer
x = 630,554,761.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.