Home / 107,542,957.44-148,383,772.02-61,129,557.48

Finding the Fourth Proportional to 107,542,957.44, 148,383,772.02 and 61,129,557.48

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Solution

The fourth proportional to 107,542,957.44, 148,383,772.02 and 61,129,557.48 is: 84,344,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,542,957.44 : 148,383,772.02 = 61,129,557.48 : x
  2. Step 2: Convert to fraction form
    107,542,957.44/148,383,772.02 = 61,129,557.48/x
  3. Step 3: Cross multiply
    107,542,957.44x = 148,383,772.02 × 61,129,557.48
  4. Step 4: Simplify right side
    107,542,957.44x = 9,070,634,320,795,806
  5. Step 5: Solve for x
    x = 9,070,634,320,795,806/107,542,957.44
  6. Step 6: Final answer
    x = 84,344,289.36

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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.