Home / 107,654,584.20-161,519,201.10-47,113,758.60

Finding the Fourth Proportional to 107,654,584.20, 161,519,201.10 and 47,113,758.60

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Solution

The fourth proportional to 107,654,584.20, 161,519,201.10 and 47,113,758.60 is: 70,686,972.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,654,584.20 : 161,519,201.10 = 47,113,758.60 : x
  2. Step 2: Convert to fraction form
    107,654,584.20/161,519,201.10 = 47,113,758.60/x
  3. Step 3: Cross multiply
    107,654,584.20x = 161,519,201.10 × 47,113,758.60
  4. Step 4: Simplify right side
    107,654,584.20x = 7,609,776,649,890,254
  5. Step 5: Solve for x
    x = 7,609,776,649,890,254/107,654,584.20
  6. Step 6: Final answer
    x = 70,686,972.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.