Finding the Fourth Proportional to 301,634,201.58, 416,290,072.71 and 176,217,748.09
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Solution
The fourth proportional to 301,634,201.58, 416,290,072.71 and 176,217,748.09 is: 243,200,866.41
Step by Step Solution
- Step 1: Write the proportion equation
301,634,201.58 : 416,290,072.71 = 176,217,748.09 : x - Step 2: Convert to fraction form
301,634,201.58/416,290,072.71 = 176,217,748.09/x - Step 3: Cross multiply
301,634,201.58x = 416,290,072.71 × 176,217,748.09 - Step 4: Simplify right side
301,634,201.58x = 73,357,699,163,916,112 - Step 5: Solve for x
x = 73,357,699,163,916,112/301,634,201.58 - Step 6: Final answer
x = 243,200,866.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.