Finding the Fourth Proportional to 4,865,712,153.12, 6,714,824,422.05 and 2,751,122,696.58
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Solution
The fourth proportional to 4,865,712,153.12, 6,714,824,422.05 and 2,751,122,696.58 is: 3,796,629,412.04
Step by Step Solution
- Step 1: Write the proportion equation
4,865,712,153.12 : 6,714,824,422.05 = 2,751,122,696.58 : x - Step 2: Convert to fraction form
4,865,712,153.12/6,714,824,422.05 = 2,751,122,696.58/x - Step 3: Cross multiply
4,865,712,153.12x = 6,714,824,422.05 × 2,751,122,696.58 - Step 4: Simplify right side
4,865,712,153.12x = 18,473,305,871,051,436,032 - Step 5: Solve for x
x = 18,473,305,871,051,436,032/4,865,712,153.12 - Step 6: Final answer
x = 3,796,629,412.04
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1.5x scale
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.