Finding the Fourth Proportional to 120,453,423.99, 180,679,773.11 and 34,191,903.75
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Solution
The fourth proportional to 120,453,423.99, 180,679,773.11 and 34,191,903.75 is: 51,287,752.62
Step by Step Solution
- Step 1: Write the proportion equation
120,453,423.99 : 180,679,773.11 = 34,191,903.75 : x - Step 2: Convert to fraction form
120,453,423.99/180,679,773.11 = 34,191,903.75/x - Step 3: Cross multiply
120,453,423.99x = 180,679,773.11 × 34,191,903.75 - Step 4: Simplify right side
120,453,423.99x = 6,177,785,411,577,998 - Step 5: Solve for x
x = 6,177,785,411,577,998/120,453,423.99 - Step 6: Final answer
x = 51,287,752.62
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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.