Finding the Fourth Proportional to 4,685,246,064.71, 6,465,758,546.79 and 2,570,701,448.52
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Solution
The fourth proportional to 4,685,246,064.71, 6,465,758,546.79 and 2,570,701,448.52 is: 3,547,633,279.54
Step by Step Solution
- Step 1: Write the proportion equation
4,685,246,064.71 : 6,465,758,546.79 = 2,570,701,448.52 : x - Step 2: Convert to fraction form
4,685,246,064.71/6,465,758,546.79 = 2,570,701,448.52/x - Step 3: Cross multiply
4,685,246,064.71x = 6,465,758,546.79 × 2,570,701,448.52 - Step 4: Simplify right side
4,685,246,064.71x = 16,621,534,862,013,622,272 - Step 5: Solve for x
x = 16,621,534,862,013,622,272/4,685,246,064.71 - Step 6: Final answer
x = 3,547,633,279.54
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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.