Finding the Fourth Proportional to 71,286,129,623.84, 106,929,214,250.88 and 26,511,776,212.64
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Solution
The fourth proportional to 71,286,129,623.84, 106,929,214,250.88 and 26,511,776,212.64 is: 39,767,671,688.33
Step by Step Solution
- Step 1: Write the proportion equation
71,286,129,623.84 : 106,929,214,250.88 = 26,511,776,212.64 : x - Step 2: Convert to fraction form
71,286,129,623.84/106,929,214,250.88 = 26,511,776,212.64/x - Step 3: Cross multiply
71,286,129,623.84x = 106,929,214,250.88 × 26,511,776,212.64 - Step 4: Simplify right side
71,286,129,623.84x = 2,834,883,398,812,766,306,304 - Step 5: Solve for x
x = 2,834,883,398,812,766,306,304/71,286,129,623.84 - Step 6: Final answer
x = 39,767,671,688.33
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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.