Finding the Fourth Proportional to 68,620,404,581.80, 102,930,606,872.70 and 24,438,525,605.80
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Solution
The fourth proportional to 68,620,404,581.80, 102,930,606,872.70 and 24,438,525,605.80 is: 36,657,788,408.70
Step by Step Solution
- Step 1: Write the proportion equation
68,620,404,581.80 : 102,930,606,872.70 = 24,438,525,605.80 : x - Step 2: Convert to fraction form
68,620,404,581.80/102,930,606,872.70 = 24,438,525,605.80/x - Step 3: Cross multiply
68,620,404,581.80x = 102,930,606,872.70 × 24,438,525,605.80 - Step 4: Simplify right side
68,620,404,581.80x = 2,515,472,271,679,012,470,784 - Step 5: Solve for x
x = 2,515,472,271,679,012,470,784/68,620,404,581.80 - Step 6: Final answer
x = 36,657,788,408.70
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1.5x scale
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.