Finding the Fourth Proportional to 3,201,188,410.83, 4,417,545,127.73 and 1,772,323,199.99
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Solution
The fourth proportional to 3,201,188,410.83, 4,417,545,127.73 and 1,772,323,199.99 is: 2,445,753,486.55
Step by Step Solution
- Step 1: Write the proportion equation
3,201,188,410.83 : 4,417,545,127.73 = 1,772,323,199.99 : x - Step 2: Convert to fraction form
3,201,188,410.83/4,417,545,127.73 = 1,772,323,199.99/x - Step 3: Cross multiply
3,201,188,410.83x = 4,417,545,127.73 × 1,772,323,199.99 - Step 4: Simplify right side
3,201,188,410.83x = 7,829,317,716,878,665,728 - Step 5: Solve for x
x = 7,829,317,716,878,665,728/3,201,188,410.83 - Step 6: Final answer
x = 2,445,753,486.55
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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.