Home / 133,704,014.40-200,556,021.60-115,209,867.60

Finding the Fourth Proportional to 133,704,014.40, 200,556,021.60 and 115,209,867.60

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Solution

The fourth proportional to 133,704,014.40, 200,556,021.60 and 115,209,867.60 is: 172,814,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,704,014.40 : 200,556,021.60 = 115,209,867.60 : x
  2. Step 2: Convert to fraction form
    133,704,014.40/200,556,021.60 = 115,209,867.60/x
  3. Step 3: Cross multiply
    133,704,014.40x = 200,556,021.60 × 115,209,867.60
  4. Step 4: Simplify right side
    133,704,014.40x = 23,106,032,694,918,740
  5. Step 5: Solve for x
    x = 23,106,032,694,918,740/133,704,014.40
  6. Step 6: Final answer
    x = 172,814,801.40

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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.