Finding the Fourth Proportional to 1,593,710,305.80, 2,199,323,156.74 and 888,907,715.88
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Solution
The fourth proportional to 1,593,710,305.80, 2,199,323,156.74 and 888,907,715.88 is: 1,226,694,284.79
Step by Step Solution
- Step 1: Write the proportion equation
1,593,710,305.80 : 2,199,323,156.74 = 888,907,715.88 : x - Step 2: Convert to fraction form
1,593,710,305.80/2,199,323,156.74 = 888,907,715.88/x - Step 3: Cross multiply
1,593,710,305.80x = 2,199,323,156.74 × 888,907,715.88 - Step 4: Simplify right side
1,593,710,305.80x = 1,954,995,323,739,744,512 - Step 5: Solve for x
x = 1,954,995,323,739,744,512/1,593,710,305.80 - Step 6: Final answer
x = 1,226,694,284.79
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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.