Finding the Fourth Proportional to 1,703,448,100.64, 2,555,376,134.88 and 522,873,941.44
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Solution
The fourth proportional to 1,703,448,100.64, 2,555,376,134.88 and 522,873,941.44 is: 784,373,525.09
Step by Step Solution
- Step 1: Write the proportion equation
1,703,448,100.64 : 2,555,376,134.88 = 522,873,941.44 : x - Step 2: Convert to fraction form
1,703,448,100.64/2,555,376,134.88 = 522,873,941.44/x - Step 3: Cross multiply
1,703,448,100.64x = 2,555,376,134.88 × 522,873,941.44 - Step 4: Simplify right side
1,703,448,100.64x = 1,336,139,591,506,418,688 - Step 5: Solve for x
x = 1,336,139,591,506,418,688/1,703,448,100.64 - Step 6: Final answer
x = 784,373,525.09
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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.