Finding the Fourth Proportional to 339,696,963.12, 509,461,201.42 and 145,586,366.40
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Solution
The fourth proportional to 339,696,963.12, 509,461,201.42 and 145,586,366.40 is: 218,343,444.86
Step by Step Solution
- Step 1: Write the proportion equation
339,696,963.12 : 509,461,201.42 = 145,586,366.40 : x - Step 2: Convert to fraction form
339,696,963.12/509,461,201.42 = 145,586,366.40/x - Step 3: Cross multiply
339,696,963.12x = 509,461,201.42 × 145,586,366.40 - Step 4: Simplify right side
339,696,963.12x = 74,170,605,136,516,320 - Step 5: Solve for x
x = 74,170,605,136,516,320/339,696,963.12 - Step 6: Final answer
x = 218,343,444.86
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