Finding the Fourth Proportional to 99,671,488.80, 149,535,226.80 and 48,555,175.20
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Solution
The fourth proportional to 99,671,488.80, 149,535,226.80 and 48,555,175.20 is: 72,846,399.94
Step by Step Solution
- Step 1: Write the proportion equation
99,671,488.80 : 149,535,226.80 = 48,555,175.20 : x - Step 2: Convert to fraction form
99,671,488.80/149,535,226.80 = 48,555,175.20/x - Step 3: Cross multiply
99,671,488.80x = 149,535,226.80 × 48,555,175.20 - Step 4: Simplify right side
99,671,488.80x = 7,260,709,135,845,736 - Step 5: Solve for x
x = 7,260,709,135,845,736/99,671,488.80 - Step 6: Final answer
x = 72,846,399.94
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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.