Finding the Fourth Proportional to 3,201,188,409.83, 4,417,545,126.35 and 1,772,323,198.99
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Solution
The fourth proportional to 3,201,188,409.83, 4,417,545,126.35 and 1,772,323,198.99 is: 2,445,753,485.16
Step by Step Solution
- Step 1: Write the proportion equation
3,201,188,409.83 : 4,417,545,126.35 = 1,772,323,198.99 : x - Step 2: Convert to fraction form
3,201,188,409.83/4,417,545,126.35 = 1,772,323,198.99/x - Step 3: Cross multiply
3,201,188,409.83x = 4,417,545,126.35 × 1,772,323,198.99 - Step 4: Simplify right side
3,201,188,409.83x = 7,829,317,710,008,701,952 - Step 5: Solve for x
x = 7,829,317,710,008,701,952/3,201,188,409.83 - Step 6: Final answer
x = 2,445,753,485.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.