Finding the Fourth Proportional to 68,569,178,687.60, 102,867,013,559.94 and 26,070,771,596.80
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Solution
The fourth proportional to 68,569,178,687.60, 102,867,013,559.94 and 26,070,771,596.80 is: 39,111,193,493.87
Step by Step Solution
- Step 1: Write the proportion equation
68,569,178,687.60 : 102,867,013,559.94 = 26,070,771,596.80 : x - Step 2: Convert to fraction form
68,569,178,687.60/102,867,013,559.94 = 26,070,771,596.80/x - Step 3: Cross multiply
68,569,178,687.60x = 102,867,013,559.94 × 26,070,771,596.80 - Step 4: Simplify right side
68,569,178,687.60x = 2,681,822,415,366,021,185,536 - Step 5: Solve for x
x = 2,681,822,415,366,021,185,536/68,569,178,687.60 - Step 6: Final answer
x = 39,111,193,493.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.