Finding the Fourth Proportional to 3,671,998,448.76, 5,067,537,649.71 and 2,064,959,213.79
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Solution
The fourth proportional to 3,671,998,448.76, 5,067,537,649.71 and 2,064,959,213.79 is: 2,849,744,820.71
Step by Step Solution
- Step 1: Write the proportion equation
3,671,998,448.76 : 5,067,537,649.71 = 2,064,959,213.79 : x - Step 2: Convert to fraction form
3,671,998,448.76/5,067,537,649.71 = 2,064,959,213.79/x - Step 3: Cross multiply
3,671,998,448.76x = 5,067,537,649.71 × 2,064,959,213.79 - Step 4: Simplify right side
3,671,998,448.76x = 10,464,258,560,996,386,816 - Step 5: Solve for x
x = 10,464,258,560,996,386,816/3,671,998,448.76 - Step 6: Final answer
x = 2,849,744,820.71
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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.