Finding the Fourth Proportional to 4,654,364,846.84, 6,423,159,758.97 and 2,539,957,076.71
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Solution
The fourth proportional to 4,654,364,846.84, 6,423,159,758.97 and 2,539,957,076.71 is: 3,505,215,130.63
Step by Step Solution
- Step 1: Write the proportion equation
4,654,364,846.84 : 6,423,159,758.97 = 2,539,957,076.71 : x - Step 2: Convert to fraction form
4,654,364,846.84/6,423,159,758.97 = 2,539,957,076.71/x - Step 3: Cross multiply
4,654,364,846.84x = 6,423,159,758.97 × 2,539,957,076.71 - Step 4: Simplify right side
4,654,364,846.84x = 16,314,550,084,634,750,976 - Step 5: Solve for x
x = 16,314,550,084,634,750,976/4,654,364,846.84 - Step 6: Final answer
x = 3,505,215,130.63
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1.5x scale
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.