Finding the Fourth Proportional to 11,700,908,368,546, 16,147,291,279,411 and 6,498,337,037,540.40
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Solution
The fourth proportional to 11,700,908,368,546, 16,147,291,279,411 and 6,498,337,037,540.40 is: 8,967,726,066,381.35
Step by Step Solution
- Step 1: Write the proportion equation
11,700,908,368,546 : 16,147,291,279,411 = 6,498,337,037,540.40 : x - Step 2: Convert to fraction form
11,700,908,368,546/16,147,291,279,411 = 6,498,337,037,540.40/x - Step 3: Cross multiply
11,700,908,368,546x = 16,147,291,279,411 × 6,498,337,037,540.40 - Step 4: Simplify right side
11,700,908,368,546x = 104,930,540,976,949,611,011,768,320 - Step 5: Solve for x
x = 104,930,540,976,949,611,011,768,320/11,700,908,368,546 - Step 6: Final answer
x = 8,967,726,066,381.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.