Finding the Fourth Proportional to 167,326,757.99, 230,916,533.55 and 92,990,451.66
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Solution
The fourth proportional to 167,326,757.99, 230,916,533.55 and 92,990,451.66 is: 128,329,939.63
Step by Step Solution
- Step 1: Write the proportion equation
167,326,757.99 : 230,916,533.55 = 92,990,451.66 : x - Step 2: Convert to fraction form
167,326,757.99/230,916,533.55 = 92,990,451.66/x - Step 3: Cross multiply
167,326,757.99x = 230,916,533.55 × 92,990,451.66 - Step 4: Simplify right side
167,326,757.99x = 21,473,032,750,576,044 - Step 5: Solve for x
x = 21,473,032,750,576,044/167,326,757.99 - Step 6: Final answer
x = 128,329,939.63
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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.