Finding the Fourth Proportional to 173,045,368.19, 238,802,588.82 and 93,660,416.12
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Solution
The fourth proportional to 173,045,368.19, 238,802,588.82 and 93,660,416.12 is: 129,251,363.81
Step by Step Solution
- Step 1: Write the proportion equation
173,045,368.19 : 238,802,588.82 = 93,660,416.12 : x - Step 2: Convert to fraction form
173,045,368.19/238,802,588.82 = 93,660,416.12/x - Step 3: Cross multiply
173,045,368.19x = 238,802,588.82 × 93,660,416.12 - Step 4: Simplify right side
173,045,368.19x = 22,366,349,839,414,460 - Step 5: Solve for x
x = 22,366,349,839,414,460/173,045,368.19 - Step 6: Final answer
x = 129,251,363.81
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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.