Finding the Fourth Proportional to 164,424,702.12, 226,877,246.67 and 93,828,079.68
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Solution
The fourth proportional to 164,424,702.12, 226,877,246.67 and 93,828,079.68 is: 129,466,291.28
Step by Step Solution
- Step 1: Write the proportion equation
164,424,702.12 : 226,877,246.67 = 93,828,079.68 : x - Step 2: Convert to fraction form
164,424,702.12/226,877,246.67 = 93,828,079.68/x - Step 3: Cross multiply
164,424,702.12x = 226,877,246.67 × 93,828,079.68 - Step 4: Simplify right side
164,424,702.12x = 21,287,456,378,131,776 - Step 5: Solve for x
x = 21,287,456,378,131,776/164,424,702.12 - Step 6: Final answer
x = 129,466,291.28
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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.