Finding the Fourth Proportional to 1,417,434,792.87, 2,126,254,347.06 and 544,036,161.18
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Solution
The fourth proportional to 1,417,434,792.87, 2,126,254,347.06 and 544,036,161.18 is: 816,093,451.70
Step by Step Solution
- Step 1: Write the proportion equation
1,417,434,792.87 : 2,126,254,347.06 = 544,036,161.18 : x - Step 2: Convert to fraction form
1,417,434,792.87/2,126,254,347.06 = 544,036,161.18/x - Step 3: Cross multiply
1,417,434,792.87x = 2,126,254,347.06 × 544,036,161.18 - Step 4: Simplify right side
1,417,434,792.87x = 1,156,759,252,666,809,600 - Step 5: Solve for x
x = 1,156,759,252,666,809,600/1,417,434,792.87 - Step 6: Final answer
x = 816,093,451.70
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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.