Finding the Fourth Proportional to 6,656,766,874.07, 9,186,343,238.79 and 3,604,966,843.19
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Solution
The fourth proportional to 6,656,766,874.07, 9,186,343,238.79 and 3,604,966,843.19 is: 4,974,856,925.66
Step by Step Solution
- Step 1: Write the proportion equation
6,656,766,874.07 : 9,186,343,238.79 = 3,604,966,843.19 : x - Step 2: Convert to fraction form
6,656,766,874.07/9,186,343,238.79 = 3,604,966,843.19/x - Step 3: Cross multiply
6,656,766,874.07x = 9,186,343,238.79 × 3,604,966,843.19 - Step 4: Simplify right side
6,656,766,874.07x = 33,116,462,785,954,656,256 - Step 5: Solve for x
x = 33,116,462,785,954,656,256/6,656,766,874.07 - Step 6: Final answer
x = 4,974,856,925.66
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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.