Finding the Fourth Proportional to 3,365,420,649.84, 5,048,233,816.56 and 1,154,599,351.32
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Solution
The fourth proportional to 3,365,420,649.84, 5,048,233,816.56 and 1,154,599,351.32 is: 1,731,934,309.66
Step by Step Solution
- Step 1: Write the proportion equation
3,365,420,649.84 : 5,048,233,816.56 = 1,154,599,351.32 : x - Step 2: Convert to fraction form
3,365,420,649.84/5,048,233,816.56 = 1,154,599,351.32/x - Step 3: Cross multiply
3,365,420,649.84x = 5,048,233,816.56 × 1,154,599,351.32 - Step 4: Simplify right side
3,365,420,649.84x = 5,828,687,489,911,864,320 - Step 5: Solve for x
x = 5,828,687,489,911,864,320/3,365,420,649.84 - Step 6: Final answer
x = 1,731,934,309.66
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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.