Finding the Fourth Proportional to 629,629,679,777.88, 943,685,722,783.62 and 289,199,087,059.80
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Solution
The fourth proportional to 629,629,679,777.88, 943,685,722,783.62 and 289,199,087,059.80 is: 433,450,102,918.70
Step by Step Solution
- Step 1: Write the proportion equation
629,629,679,777.88 : 943,685,722,783.62 = 289,199,087,059.80 : x - Step 2: Convert to fraction form
629,629,679,777.88/943,685,722,783.62 = 289,199,087,059.80/x - Step 3: Cross multiply
629,629,679,777.88x = 943,685,722,783.62 × 289,199,087,059.80 - Step 4: Simplify right side
629,629,679,777.88x = 272,913,049,500,390,405,439,488 - Step 5: Solve for x
x = 272,913,049,500,390,405,439,488/629,629,679,777.88 - Step 6: Final answer
x = 433,450,102,918.70
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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.