Home / 111,928,218.40-167,892,327.60-39,120,801.40

Finding the Fourth Proportional to 111,928,218.40, 167,892,327.60 and 39,120,801.40

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Solution

The fourth proportional to 111,928,218.40, 167,892,327.60 and 39,120,801.40 is: 58,681,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,928,218.40 : 167,892,327.60 = 39,120,801.40 : x
  2. Step 2: Convert to fraction form
    111,928,218.40/167,892,327.60 = 39,120,801.40/x
  3. Step 3: Cross multiply
    111,928,218.40x = 167,892,327.60 × 39,120,801.40
  4. Step 4: Simplify right side
    111,928,218.40x = 6,568,082,404,623,338
  5. Step 5: Solve for x
    x = 6,568,082,404,623,338/111,928,218.40
  6. Step 6: Final answer
    x = 58,681,202.10

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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.