Home / 127,939,704.40-191,909,556.60-106,682,064.40

Finding the Fourth Proportional to 127,939,704.40, 191,909,556.60 and 106,682,064.40

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Solution

The fourth proportional to 127,939,704.40, 191,909,556.60 and 106,682,064.40 is: 160,023,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,939,704.40 : 191,909,556.60 = 106,682,064.40 : x
  2. Step 2: Convert to fraction form
    127,939,704.40/191,909,556.60 = 106,682,064.40/x
  3. Step 3: Cross multiply
    127,939,704.40x = 191,909,556.60 × 106,682,064.40
  4. Step 4: Simplify right side
    127,939,704.40x = 20,473,307,676,176,644
  5. Step 5: Solve for x
    x = 20,473,307,676,176,644/127,939,704.40
  6. Step 6: Final answer
    x = 160,023,096.60

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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.