Finding the Fourth Proportional to 99,078,455.02, 148,558,813.94 and 37,672,104.12
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Solution
The fourth proportional to 99,078,455.02, 148,558,813.94 and 37,672,104.12 is: 56,485,772.87
Step by Step Solution
- Step 1: Write the proportion equation
99,078,455.02 : 148,558,813.94 = 37,672,104.12 : x - Step 2: Convert to fraction form
99,078,455.02/148,558,813.94 = 37,672,104.12/x - Step 3: Cross multiply
99,078,455.02x = 148,558,813.94 × 37,672,104.12 - Step 4: Simplify right side
99,078,455.02x = 5,596,523,106,691,387 - Step 5: Solve for x
x = 5,596,523,106,691,387/99,078,455.02 - Step 6: Final answer
x = 56,485,772.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.