Finding the Fourth Proportional to 261,475,257.12, 391,702,643.60 and 203,696,991.52
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Solution
The fourth proportional to 261,475,257.12, 391,702,643.60 and 203,696,991.52 is: 305,147,993.54
Step by Step Solution
- Step 1: Write the proportion equation
261,475,257.12 : 391,702,643.60 = 203,696,991.52 : x - Step 2: Convert to fraction form
261,475,257.12/391,702,643.60 = 203,696,991.52/x - Step 3: Cross multiply
261,475,257.12x = 391,702,643.60 × 203,696,991.52 - Step 4: Simplify right side
261,475,257.12x = 79,788,650,071,750,784 - Step 5: Solve for x
x = 79,788,650,071,750,784/261,475,257.12 - Step 6: Final answer
x = 305,147,993.54
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