Finding the Fourth Proportional to 210,757,364.84, 290,848,606.84 and 115,386,282.52
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Solution
The fourth proportional to 210,757,364.84, 290,848,606.84 and 115,386,282.52 is: 159,234,955.06
Step by Step Solution
- Step 1: Write the proportion equation
210,757,364.84 : 290,848,606.84 = 115,386,282.52 : x - Step 2: Convert to fraction form
210,757,364.84/290,848,606.84 = 115,386,282.52/x - Step 3: Cross multiply
210,757,364.84x = 290,848,606.84 × 115,386,282.52 - Step 4: Simplify right side
210,757,364.84x = 33,559,939,519,388,640 - Step 5: Solve for x
x = 33,559,939,519,388,640/210,757,364.84 - Step 6: Final answer
x = 159,234,955.06
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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.