Finding the Fourth Proportional to 173,045,367.69, 238,802,588.13 and 93,660,415.62
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Solution
The fourth proportional to 173,045,367.69, 238,802,588.13 and 93,660,415.62 is: 129,251,363.12
Step by Step Solution
- Step 1: Write the proportion equation
173,045,367.69 : 238,802,588.13 = 93,660,415.62 : x - Step 2: Convert to fraction form
173,045,367.69/238,802,588.13 = 93,660,415.62/x - Step 3: Cross multiply
173,045,367.69x = 238,802,588.13 × 93,660,415.62 - Step 4: Simplify right side
173,045,367.69x = 22,366,349,655,387,480 - Step 5: Solve for x
x = 22,366,349,655,387,480/173,045,367.69 - Step 6: Final answer
x = 129,251,363.12
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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.