Finding the Fourth Proportional to 287,313,820.84, 430,970,736.98 and 68,964,162.95
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Solution
The fourth proportional to 287,313,820.84, 430,970,736.98 and 68,964,162.95 is: 103,446,245.80
Step by Step Solution
- Step 1: Write the proportion equation
287,313,820.84 : 430,970,736.98 = 68,964,162.95 : x - Step 2: Convert to fraction form
287,313,820.84/430,970,736.98 = 68,964,162.95/x - Step 3: Cross multiply
287,313,820.84x = 430,970,736.98 × 68,964,162.95 - Step 4: Simplify right side
287,313,820.84x = 29,721,536,133,020,148 - Step 5: Solve for x
x = 29,721,536,133,020,148/287,313,820.84 - Step 6: Final answer
x = 103,446,245.80
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