Finding the Fourth Proportional to 1,935,906,479,615.30, 2,671,785,207,023.20 and 1,101,816,966,885
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Solution
The fourth proportional to 1,935,906,479,615.30, 2,671,785,207,023.20 and 1,101,816,966,885 is: 1,520,640,745,804.78
Step by Step Solution
- Step 1: Write the proportion equation
1,935,906,479,615.30 : 2,671,785,207,023.20 = 1,101,816,966,885 : x - Step 2: Convert to fraction form
1,935,906,479,615.30/2,671,785,207,023.20 = 1,101,816,966,885/x - Step 3: Cross multiply
1,935,906,479,615.30x = 2,671,785,207,023.20 × 1,101,816,966,885 - Step 4: Simplify right side
1,935,906,479,615.30x = 2,943,818,272,970,514,402,115,584 - Step 5: Solve for x
x = 2,943,818,272,970,514,402,115,584/1,935,906,479,615.30 - Step 6: Final answer
x = 1,520,640,745,804.78
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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.