Home / 74,781,707.41-103,215,974.92-43,851,841.21

Finding the Fourth Proportional to 74,781,707.41, 103,215,974.92 and 43,851,841.21

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Solution

The fourth proportional to 74,781,707.41, 103,215,974.92 and 43,851,841.21 is: 60,525,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781,707.41 : 103,215,974.92 = 43,851,841.21 : x
  2. Step 2: Convert to fraction form
    74,781,707.41/103,215,974.92 = 43,851,841.21/x
  3. Step 3: Cross multiply
    74,781,707.41x = 103,215,974.92 × 43,851,841.21
  4. Step 4: Simplify right side
    74,781,707.41x = 4,526,210,542,340,058
  5. Step 5: Solve for x
    x = 4,526,210,542,340,058/74,781,707.41
  6. Step 6: Final answer
    x = 60,525,637.87

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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.