Finding the Fourth Proportional to 193,026,436.13, 266,378,374.64 and 104,920,379.44
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Solution
The fourth proportional to 193,026,436.13, 266,378,374.64 and 104,920,379.44 is: 144,791,152.46
Step by Step Solution
- Step 1: Write the proportion equation
193,026,436.13 : 266,378,374.64 = 104,920,379.44 : x - Step 2: Convert to fraction form
193,026,436.13/266,378,374.64 = 104,920,379.44/x - Step 3: Cross multiply
193,026,436.13x = 266,378,374.64 × 104,920,379.44 - Step 4: Simplify right side
193,026,436.13x = 27,948,520,141,839,272 - Step 5: Solve for x
x = 27,948,520,141,839,272/193,026,436.13 - Step 6: Final answer
x = 144,791,152.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.