Finding the Fourth Proportional to 255,607,886.31, 352,754,690.72 and 141,034,712.99
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Solution
The fourth proportional to 255,607,886.31, 352,754,690.72 and 141,034,712.99 is: 194,636,625.97
Step by Step Solution
- Step 1: Write the proportion equation
255,607,886.31 : 352,754,690.72 = 141,034,712.99 : x - Step 2: Convert to fraction form
255,607,886.31/352,754,690.72 = 141,034,712.99/x - Step 3: Cross multiply
255,607,886.31x = 352,754,690.72 × 141,034,712.99 - Step 4: Simplify right side
255,607,886.31x = 49,750,656,561,571,424 - Step 5: Solve for x
x = 49,750,656,561,571,424/255,607,886.31 - Step 6: Final answer
x = 194,636,625.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.