Finding the Fourth Proportional to 319,506,874,870.18, 440,933,347,301.84 and 176,936,134,918.18
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Solution
The fourth proportional to 319,506,874,870.18, 440,933,347,301.84 and 176,936,134,918.18 is: 244,179,541,550.78
Step by Step Solution
- Step 1: Write the proportion equation
319,506,874,870.18 : 440,933,347,301.84 = 176,936,134,918.18 : x - Step 2: Convert to fraction form
319,506,874,870.18/440,933,347,301.84 = 176,936,134,918.18/x - Step 3: Cross multiply
319,506,874,870.18x = 440,933,347,301.84 × 176,936,134,918.18 - Step 4: Simplify right side
319,506,874,870.18x = 78,017,042,228,123,078,230,016 - Step 5: Solve for x
x = 78,017,042,228,123,078,230,016/319,506,874,870.18 - Step 6: Final answer
x = 244,179,541,550.78
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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.