Finding the Fourth Proportional to 188,713,004.98, 260,432,326.29 and 106,212,133.30
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Solution
The fourth proportional to 188,713,004.98, 260,432,326.29 and 106,212,133.30 is: 146,577,460.09
Step by Step Solution
- Step 1: Write the proportion equation
188,713,004.98 : 260,432,326.29 = 106,212,133.30 : x - Step 2: Convert to fraction form
188,713,004.98/260,432,326.29 = 106,212,133.30/x - Step 3: Cross multiply
188,713,004.98x = 260,432,326.29 × 106,212,133.30 - Step 4: Simplify right side
188,713,004.98x = 27,661,072,955,542,572 - Step 5: Solve for x
x = 27,661,072,955,542,572/188,713,004.98 - Step 6: Final answer
x = 146,577,460.09
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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.