Finding the Fourth Proportional to 233,232,021.60, 349,344,147.60 and 192,921,237.60
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Solution
The fourth proportional to 233,232,021.60, 349,344,147.60 and 192,921,237.60 is: 288,965,060.80
Step by Step Solution
- Step 1: Write the proportion equation
233,232,021.60 : 349,344,147.60 = 192,921,237.60 : x - Step 2: Convert to fraction form
233,232,021.60/349,344,147.60 = 192,921,237.60/x - Step 3: Cross multiply
233,232,021.60x = 349,344,147.60 × 192,921,237.60 - Step 4: Simplify right side
233,232,021.60x = 67,395,905,303,309,072 - Step 5: Solve for x
x = 67,395,905,303,309,072/233,232,021.60 - Step 6: Final answer
x = 288,965,060.80
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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.