Finding the Fourth Proportional to 129,320,567.04, 194,037,674.16 and 67,895,452.80
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Solution
The fourth proportional to 129,320,567.04, 194,037,674.16 and 67,895,452.80 is: 101,873,012.54
Step by Step Solution
- Step 1: Write the proportion equation
129,320,567.04 : 194,037,674.16 = 67,895,452.80 : x - Step 2: Convert to fraction form
129,320,567.04/194,037,674.16 = 67,895,452.80/x - Step 3: Cross multiply
129,320,567.04x = 194,037,674.16 × 67,895,452.80 - Step 4: Simplify right side
129,320,567.04x = 13,174,275,747,352,058 - Step 5: Solve for x
x = 13,174,275,747,352,058/129,320,567.04 - Step 6: Final answer
x = 101,873,012.54
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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.