Finding the Fourth Proportional to 4,865,712,148.62, 6,714,824,415.84 and 2,751,122,692.08
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Solution
The fourth proportional to 4,865,712,148.62, 6,714,824,415.84 and 2,751,122,692.08 is: 3,796,629,405.83
Step by Step Solution
- Step 1: Write the proportion equation
4,865,712,148.62 : 6,714,824,415.84 = 2,751,122,692.08 : x - Step 2: Convert to fraction form
4,865,712,148.62/6,714,824,415.84 = 2,751,122,692.08/x - Step 3: Cross multiply
4,865,712,148.62x = 6,714,824,415.84 × 2,751,122,692.08 - Step 4: Simplify right side
4,865,712,148.62x = 18,473,305,823,750,254,592 - Step 5: Solve for x
x = 18,473,305,823,750,254,592/4,865,712,148.62 - Step 6: Final answer
x = 3,796,629,405.83
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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.