Home / 166,415,704.20-249,623,556.30-111,996,145.80

Finding the Fourth Proportional to 166,415,704.20, 249,623,556.30 and 111,996,145.80

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Solution

The fourth proportional to 166,415,704.20, 249,623,556.30 and 111,996,145.80 is: 167,994,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,415,704.20 : 249,623,556.30 = 111,996,145.80 : x
  2. Step 2: Convert to fraction form
    166,415,704.20/249,623,556.30 = 111,996,145.80/x
  3. Step 3: Cross multiply
    166,415,704.20x = 249,623,556.30 × 111,996,145.80
  4. Step 4: Simplify right side
    166,415,704.20x = 27,956,876,206,489,308
  5. Step 5: Solve for x
    x = 27,956,876,206,489,308/166,415,704.20
  6. Step 6: Final answer
    x = 167,994,218.70

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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.