Finding the Fourth Proportional to 85,751,429.00, 128,626,888.94 and 24,340,639.68
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Solution
The fourth proportional to 85,751,429.00, 128,626,888.94 and 24,340,639.68 is: 36,510,887.26
Step by Step Solution
- Step 1: Write the proportion equation
85,751,429.00 : 128,626,888.94 = 24,340,639.68 : x - Step 2: Convert to fraction form
85,751,429.00/128,626,888.94 = 24,340,639.68/x - Step 3: Cross multiply
85,751,429.00x = 128,626,888.94 × 24,340,639.68 - Step 4: Simplify right side
85,751,429.00x = 3,130,860,756,817,491.50 - Step 5: Solve for x
x = 3,130,860,756,817,491.50/85,751,429.00 - Step 6: Final answer
x = 36,510,887.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.