Finding the Fourth Proportional to 133,043,183.98, 199,564,775.93 and 42,166,772.98
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Solution
The fourth proportional to 133,043,183.98, 199,564,775.93 and 42,166,772.98 is: 63,250,159.46
Step by Step Solution
- Step 1: Write the proportion equation
133,043,183.98 : 199,564,775.93 = 42,166,772.98 : x - Step 2: Convert to fraction form
133,043,183.98/199,564,775.93 = 42,166,772.98/x - Step 3: Cross multiply
133,043,183.98x = 199,564,775.93 × 42,166,772.98 - Step 4: Simplify right side
133,043,183.98x = 8,415,002,601,051,383 - Step 5: Solve for x
x = 8,415,002,601,051,383/133,043,183.98 - Step 6: Final answer
x = 63,250,159.46
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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.