Finding the Fourth Proportional to 102,512,491.80, 153,768,737.70 and 48,764,779.80
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Solution
The fourth proportional to 102,512,491.80, 153,768,737.70 and 48,764,779.80 is: 73,147,169.70
Step by Step Solution
- Step 1: Write the proportion equation
102,512,491.80 : 153,768,737.70 = 48,764,779.80 : x - Step 2: Convert to fraction form
102,512,491.80/153,768,737.70 = 48,764,779.80/x - Step 3: Cross multiply
102,512,491.80x = 153,768,737.70 × 48,764,779.80 - Step 4: Simplify right side
102,512,491.80x = 7,498,498,634,064,457 - Step 5: Solve for x
x = 7,498,498,634,064,457/102,512,491.80 - Step 6: Final answer
x = 73,147,169.70
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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.