Home / 101,261,369.03-139,741,359.80-54,851,622.80

Finding the Fourth Proportional to 101,261,369.03, 139,741,359.80 and 54,851,622.80

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Solution

The fourth proportional to 101,261,369.03, 139,741,359.80 and 54,851,622.80 is: 75,695,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,369.03 : 139,741,359.80 = 54,851,622.80 : x
  2. Step 2: Convert to fraction form
    101,261,369.03/139,741,359.80 = 54,851,622.80/x
  3. Step 3: Cross multiply
    101,261,369.03x = 139,741,359.80 × 54,851,622.80
  4. Step 4: Simplify right side
    101,261,369.03x = 7,665,040,356,335,718
  5. Step 5: Solve for x
    x = 7,665,040,356,335,718/101,261,369.03
  6. Step 6: Final answer
    x = 75,695,602.68

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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.