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Finding the Fourth Proportional to 1,163,657,067.74, 1,605,880,862.73 and 635,055,041.34

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Solution

The fourth proportional to 1,163,657,067.74, 1,605,880,862.73 and 635,055,041.34 is: 876,394,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,657,067.74 : 1,605,880,862.73 = 635,055,041.34 : x
  2. Step 2: Convert to fraction form
    1,163,657,067.74/1,605,880,862.73 = 635,055,041.34/x
  3. Step 3: Cross multiply
    1,163,657,067.74x = 1,605,880,862.73 × 635,055,041.34
  4. Step 4: Simplify right side
    1,163,657,067.74x = 1,019,822,737,668,115,072
  5. Step 5: Solve for x
    x = 1,019,822,737,668,115,072/1,163,657,067.74
  6. Step 6: Final answer
    x = 876,394,571.86

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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.