Finding the Fourth Proportional to 2,859,058,682.81, 3,944,277,105.45 and 1,785,498,219.41
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Solution
The fourth proportional to 2,859,058,682.81, 3,944,277,105.45 and 1,785,498,219.41 is: 2,463,223,224.82
Step by Step Solution
- Step 1: Write the proportion equation
2,859,058,682.81 : 3,944,277,105.45 = 1,785,498,219.41 : x - Step 2: Convert to fraction form
2,859,058,682.81/3,944,277,105.45 = 1,785,498,219.41/x - Step 3: Cross multiply
2,859,058,682.81x = 3,944,277,105.45 × 1,785,498,219.41 - Step 4: Simplify right side
2,859,058,682.81x = 7,042,499,748,636,579,840 - Step 5: Solve for x
x = 7,042,499,748,636,579,840/2,859,058,682.81 - Step 6: Final answer
x = 2,463,223,224.82
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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.